幾何
三角形、円、座標幾何、証明問題。
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problem 3 select all of the sets of angles that could make a triangle. …
120°, 30°, 30°; 90°, 45°, 45°; 45°, 90°, 45°; 60°, 60°, 60°
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17. find the length of each side if △fgh is an equilateral triangle x =…
$x = 3$ $FH = 19$ $HG = 19$
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question solve for m∠klm. answer attempt 1 out of 3 m∠klm = submit answ…
$77$
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4. which construction could be used to construct an isosceles triangle …
4. D. Construct the perpendicular bisector of segment \(AB\). Mark any point \(C\) on the perpendicular bisector except where it intersects \(AB\). Draw segments \(AC\) and \(BC\)…
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solve for m∠nlm if m∠klm = 118° and m∠kln = 55°. answer attempt 1 out o…
$63$
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triangle abc is an isosceles triangle and the measure of one of the ang…
| Angle | Measure (degrees) | |--|--| | ∠A | 40 | | ∠B | 40 | | ∠C | 100 | or | Angle | Measure (degrees) | |--|--| | ∠A | 40 | | ∠B | 70 | | ∠C | 70 |
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16. find x, mn, and ln given △lnm x = mn = ln = 6x - 8 + 17 4x + 14
\(x = 11\) \(MN = 29\) \(LN = 29\)
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2-77. sketch a unit circle. in your circle, sketch an angle in standard…
For 2 - 77: a. Sketch an angle in the fourth - quadrant ($270^{\circ}<\theta<360^{\circ}$ or $\frac{3\pi}{2}<\theta < 2\pi$). b. Sketch an angle in the third - quadrant ($180^{\ci…
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if triangle abc is a right - triangle and m∠a = 40°, what are possible …
| Angle | Measure (degrees) | | ---- | ---- | | \(\angle A\) | 40 | | \(\angle B\) | 50 | | \(\angle C\) | 90 |
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solve for m∠cde. answer attempt 2 out of 3 m∠cde =
$123$
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lesson 9 practice problems 1. which construction can be used to determi…
1. D. Construct the perpendicular bisector of segment \(AB\). 2. D. Point \(J\) is closer to point \(A\) than it is to point \(B\) or point \(C\); E. Point \(K\) is closer to poin…
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the slope of the orange line between points a and b is , and the slope …
The slope of the orange line between points A and B is 10, and the slope of the blue line between points C and D is 7.5. The mathematical slope of the steeper line is greater than…
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which is defined using the undefined terms point and line? angle circle…
angle
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wx→ and yz→ intersect at point v. if m∠wvy=(4a + 58)° and m∠xvy=(2b - 1…
\(a = 8\) \(b = 54\)
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rays ba and bc are perpendicular. point d lies in the interior of ∠abc.…
$m\angle ABD = 47^{\circ}$ $m\angle DBC = 43^{\circ}$
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the measure of the supplement of an angle is three times the measure of…
measure of the angle = 45 measure of the angle's supplement = 135
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express the interval in set - builder notation and graph the interval o…
A. The solution set in set - builder notation is \(\{x|x < - 6\}\) B. The correct graph is B.
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∠q and ∠r are complementary. the measure of ∠q is 26° less than the mea…
$m\angle Q = 32^{\circ}$ $m\angle R = 58^{\circ}$
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the measure of an angles supplement is 76° less than the measure of the…
measure of the angle = $128$ measure of the angle’s supplement = $52$
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find the measures of two supplementary angles if the difference between…
B. $72.5^{\circ}, 107.5^{\circ}$
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what is an obtuse triangle? it has 1 obtuse angle it has 0 obtuse angle…
It has 1 obtuse angle
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what is a iscoceles triangle? a triangle with 0 sides of same legnth a …
A triangle with 2 sides of same length
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what kind of triangle has one angle more than 90 degrees? scalene right…
obtuse
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what is a scalene triangle? is a triangle in which all three sides have…
The blue - box description is correct. A scalene triangle is a triangle in which all three sides are of different lengths, and all three angles are of different measure.
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what is an acute triangle? acute triangles are triangles in each angle …
An acute triangle is a triangle in which each angle is acute, meaning less than 90 degrees.
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what is a triangle which has an angle of 90 degrees? a right triangle a…
A. A right triangle
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exit ticket complete each statement about the figure. 1. ∠1 and ∠_ are …
1. 2 2. 6 3. are not 4. vertical, horizontal 5. \(63^{\circ}\), \(59^{\circ}\), \(90^{\circ}\)
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which pair of angles shares ray af as a common side? ∠daf and ∠dab ∠eaf…
D. ∠BAF and ∠FAD
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a(n)________has at least two sides of equal length. isoceles scalene
Isosceles
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what is a scalene triangle? is a triangle in which all three sides diff…
The description in the orange box: "is a triangle in which all three sides different lengths, and all three angles are of different measure."
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a scalene triangle has_______equal sides. 0 4 9 3
0
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what is a iscoceles triangle? a triangle with 3 sides of same legnth a …
A triangle with 2 sides of same length
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which triangle has all equal sides? right isoceles equilateral scalene
equilateral
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amber and charlie want to meet at dunkin donuts for breakfast. it is th…
$(4.5,11)$ (It seems there is a calculation error in the above steps. The correct calculation for the x - coordinate of the mid - point between $(5,8)$ and $(-6,14)$ is $\frac{5+(…
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every triangle has to add up too... 200 degrees 180 degrees 30 degrees …
180 degrees
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which is the endpoint of a ray? point r point s point t point u
A. point R
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what is a triangle with 2 angles of same length? isoceles acute right s…
isoceles
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karen is planning a park for her neighborhood, and she wants to incorpo…
14
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how many sides are in a triangle? 5 1000 3 8
3
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how much degrees is a angle in a right triangle? 78 degrees 90 degrees …
90 degrees
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what is an obtuse triangle? it has 5 obtuse angles it has 0 obtuse angl…
It has 1 obtuse angle
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what is one thing all triangles have in common? none they all ar differ…
They all equal 180 degrees
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which expression represents the measure of segment rs? 7x - 3 7x + 5 x …
C. $x + 5$
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what is an acute triangle? acute triangles are triangles in each angle …
An acute triangle is a triangle in which each angle is acute, meaning less than 90 degrees.
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which figure represents an undefined term?
The first figure (a ray with endpoints \(X\) and \(Y\) where the arrow - head indicates it extends infinitely in one direction) represents an undefined term. In geometry, points, …
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3. the math team loves cheez - it crackers. if the box of cheez - it cr…
\(3600\) \(cm^{3}\)
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the circle shown has center o, circumference 144π, and diameters (overl…
14 ### Question 15
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which figure represents an undefined term?
The first option (a ray with endpoints \(X\) and \(Y\) where the arrow - head indicates it extends infinitely in one direction) represents an undefined term. In geometry, points, …
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which number line represents the solution set for the inequality 3(8 - …
The number line with an open circle at 3 and the arrow pointing to the right (the second number line in the image provided) represents the solution set.
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which number line represents the solution set for the inequality 3(8 - …
The second number - line (the one with an open circle at 3 and an arrow pointing to the right) represents the solution set.
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which line is parallel to line r? line p line q line s line t
line s
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the quadrilateral is most specifically a, because fill in the sentence …
The quadrilateral is most specifically a rhombus, because it has four equal - length sides.
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which pair of undefined terms is used to define the term parallel lines…
plane and line
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which number line represents the solution set for the inequality $-\fra…
The number line with a closed circle at - 8 and an arrow pointing to the left.
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which undefined term is used to define an angle? line plane point ray
D. ray
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which point is the center of the circle? o point w o point x o point y …
point X
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directions - find the distance, slope, and midpoint of the segment conn…
Slope = $-\frac{4}{3}$ Midpoint = $(5,6)$ Distance = $10$
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10 choose the answer that best defines a bisector. a a tool used in geo…
C. A line or line segment that divides something into two equal parts
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using the image above, choose the answer that shows the segment additio…
B. AB + BC = AC
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point q is on line segment (overline{pr}). given (pq = 2) and (qr=14), …
16
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7 using the segment addition postulate, find the value of the requested…
$5$
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6 to finish the parallel line construction below, what would be done ne…
A. copy segment DB and make an arc at E with radius DB
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draw a line representing the ise\ and a line representing the un\ of th…
The slope of the line is \(\frac{1}{2}\)
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which figure shows the geometric construction of an angle bisector?
B. The figure with angle $\angle AOB$ and ray $\overrightarrow{OC}$ bisecting it.
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real - world problems involving volume 1. a typical stone on the lowest…
150 cubic feet
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3 which geometric construction is shown in the diagram? a angle bisecto…
B. Equilateral Triangle
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draw a line representing the ise\ and a line representing the un\ of th…
The slope of the line is $-\frac{4}{9}$
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in a sculpture in the round, the division of positive and negative spac…
A. between and around (and by the artist)
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given (lparallel mparallel n), find the value of (x). (6x - 18)° (4x + …
$x = 12$
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find the exact values of the six trigonometric functions of the given a…
A. $\sin(-\frac{7\pi}{6})=\frac{1}{2}$
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unit 1 - lesson 9 exit ticket: in the diagram below, line m is parallel…
# Explicación detallada: ## Paso 1: Ángulos internos alternos Los ángulos internos alternos son aquellos que se encuentran entre las dos líneas paralelas y en lados opuestos de la…
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a) write the value of sin θ for the right - angled triangle below as a …
a) $\sin\theta=\frac{13}{18}$ b) $\theta\approx46.4^{\circ}$
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given (lparallel mparallel n), find the value of (x). (3x + 6)° 126° an…
\(x = 40\)
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a) write the value of sin θ for the right - angled triangle below as a …
a) $\sin\theta=\frac{13}{18}$ b) $\theta\approx46.4^{\circ}$
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given (lparallel mparallel n), find the value of (x).
\(40\)
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by first finding tan θ, calculate the size of angle θ. give your answer…
$65^{\circ}$
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11 a company opens an account with an initial balance of $36,100.00. th…
A. $A(t)=36100(1.05)^t$ ### 13.
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given m || n, find the value of x. (8x - 2)° (7x + 7)° answer attempt 1…
\(x = 9\)
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which of the following is not true of sculpture in the round? a. there …
A. There are three main techniques of sculpture in the round which include, casting, carving, and assemblage.
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a right - angled triangle and three equations are shown below. a) which…
a) C. $\tan\theta=\frac{3}{7}$ b) $23.2^{\circ}$
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given l || m || n, find the value of x. (8x - 11)° (7x + 8)° answer att…
\(x = 19\)
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by first finding cos x, work out the size of angle x. give your answer …
$62.4^{\circ}$
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given m || n, find the value of x and y.
\(x = 4\), \(y = 137\)
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by first finding tan θ, calculate the size of angle θ. give your answer…
$25^{\circ}$
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question given m||n, find the value of x. answer attempt 1 out of 2 x =
\(x = 18\)
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a) write the value of sin θ for the right - angled triangle below as a …
a) $\sin\theta=\frac{13}{18}$ b) $46.4^{\circ}$
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10. find mq and pq. p 4 m q a) mq=8, pq=4 b) mq=8, pq=8 c) mq=4, pq=8 d…
c) MQ=4, PQ=8
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other than a no solution set, use interval notation to express the solu…
A. The solution set is $(-\infty,3)$ A.
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a) write the value of sin θ for the right - angled triangle below as a …
a) $\sin\theta=\frac{14}{17}$ b) $\theta\approx54.3^{\circ}$
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given m||n, find the value of x. (x - 3)° (4x + 3)° answer attempt 1 ou…
\(36\)
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1) which coordinate plane has a shape at (7, 6)? 2) which coordinate pl…
1. C 2. B 3. A 4. D 5. A
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write the equation of the line in fully simplified slope - intercept fo…
\(y=\frac{1}{6}x - 4\)
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determine a series of transformations that would map figure u onto figu…
A translation 12 units to the left followed by a translation 10 units up.
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which statement describes how the dance element shape can be used in sy…
Swimmers flex their arms and hands at sharp angles.
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3. the diagram shows three lines with some marked angle measures. find …
For the first set of question - marks: 35°, 145°, 35°, 145°; for the second set of question - marks: 27°, 153°, 27°, 153° ### 4.
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area on the coordinate grid home find the area of each shape. 1. 6x7=
42 square units
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lesson 4: practice problems grade 8 mathematics 1. triangle abc is dila…
No, I do not agree. Dilation changes side - lengths. Congruent triangles require equal side - lengths and equal angle measures. Here, side - lengths are not equal. ### 2. **Dilati…
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in the figure, m∠2 = 92 and m∠12 = 74. find the measure of each angle. …
1. $m\angle10 = 74$ (Corresponding - Angles Postulate) 2. $m\angle8 = 92$ (Vertical - Angles Theorem) 3. $m\angle9 = 106$ (Linear - Pair Postulate) 4. $m\angle5 = 74$ (Alternate -…
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tipos de ángulos con ecuaciones práctica: halla la medidas de los ángul…
- Primer caso: Ángulos de 145° y 35°. - Segundo caso: Ángulos de 13°. - Tercer caso: Ángulos de 55° y 35°. - Cuarto caso: Ángulos de 132.5° y 47.5°.
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writing the area of a square is s², where s is the side - length. suppo…
No