幾何
三角形、円、座標幾何、証明問題。
-
if (mangle bce=x), and the (mangle dce) is 4 times bigger than (mangle …
x = 26 m∠DCE = 104
-
in triangle fgh, m∠f = 59° and m∠h = 77°. complete the equation to dete…
\(m\angle G = 180-(59 + 77)\)
-
10) a triangular park has vertices a(-2,9), b(-8,-2) and c(4,3) and pat…
a) (Sketching is a manual process and cannot be shown here in text - but plot the points $A(-2,9)$, $B(-8,-2)$ and $C(4,3)$ and draw the perpendicular from $B$ to $AC$ on the give…
-
the faces of a cube have an area of 0.01 square units each. what is the…
$0.001$
-
question 2 (3 points) if m∠def=(6x + 2): m∠deg=(4x + 1): and m∠gef = 19…
$x = 9$ $m\angle DEG=37$ $m\angle DEF=56$
-
given: $m\\angle abd = m\\angle dbc$. find the value of x, and then fin…
$x = 12$ $m\angle ABD=30$ $m\angle ABC=60$
-
which choice is the best paraphrase of the following excerpt from \help…
For the first question: B. The people in the subway cheered as the young man in the green jacket shook off the shock of saving the homeless man, who had fallen from the platform. …
-
a cube - shaped box has a volume of 64 cubic inches. what is the area o…
16
-
zack wants to determine the missing angle measures in parallelogram jkl…
Part A: A. $\angle 1$ Part B: $79$
-
a cube - shaped box has a volume of 64 cubic inches. what is the area o…
16
-
42) 19 32° x 44) 49° x 11
For the first triangle, $x\approx10.07$. For the second triangle, $x\approx12.65$.
-
what is the perimeter of a square whose area is $\frac{1}{25}$ square u…
$\frac{4}{5}$
-
question 3 (2 points) find the coordinates of the midpoint of a the seg…
$(2,2)$
-
3) given: ∠2 and ∠3 are supplementary prove: r || m statements reasons …
For the first proof: | Statements | Reasons | |--|--| | a. $\angle2$ and $\angle3$ are supplementary | a. Given | | b. $m\angle2 + m\angle3 = 180^{\circ}$ | b. Definition of suppl…
-
a cube - shaped box has a volume of $\frac{1}{8}$ of a cubic meter. wha…
2
-
question 2 (1 point) find the distance between the points (-1, 4) and (…
$5.39$
-
question 1 (1 point) find the distance between the points: (-4, 6) and …
$14.76$
-
rita tells john that since line p is parallel to line q, he can determi…
75
-
question 4 (2 points) if r is the mid - point of $overline{qs}$, find q…
$x = 11$ $QS = 76$
-
constructed response #1: using the image below, answer each of the foll…
## Constructed Response #1: ### a. $\angle1$ and $\angle9$ are corresponding angles. By the corresponding - angles postulate, $x\parallel y$. ### b. No, because $\angle18$ and $\a…
-
question 3 (2 points) given that b is the midpoint of segment ac. if ab…
$x = 6$ $AC = 54$
-
in the figure below, m∠1 = 37°. find m∠2.
$143$
-
identify the lines that must be parallel based on the angle measures. 1…
1. \(a\parallel c\) 2. \(x = 6\) 3. Follow the construction steps above to construct the parallel line.
-
question 1 (3 points) given: jk = 2x + 10, kl = x - 4, and jl = 21 use …
$x = 5$ $JK = 20$ $KL = 1$
-
14. identify the lines that must be parallel based on the angle measure…
\(x = 6\)
-
what is the area, in square inches, of the rectangle?
40
-
the diagram shows parallel lines a and b cut by transversals c and d. m…
m∠2 = 65° m∠12 = 85° m∠16 = 115°
-
mabel bought a rug that is 5 feet long and 6 feet wide. what is the are…
30 square feet
-
for each of the following, find the indicated angle measures. be sure t…
19. \(a = 74\), \(b = 69\), \(c = 47\) 20. \(d = 39\), \(e = 96\), \(f = 43\)
-
(a) an angle measures 81°. what is the measure of its supplement? (b) a…
measure of the supplement: $99^{\circ}$ measure of the complement: $51^{\circ}$
-
what is the volume of this rectangular prism? use unit - cubes to solve…
30 cubic feet
-
in the figure below, m∠1=(x + 18)° and m∠2 = 3x°. find the angle measur…
$m\angle1 = 36^{\circ}$ $m\angle2 = 54^{\circ}$
-
unit 1 exam on lessons 1.1 to 1.12 (33 points possible) 12. (5 points) …
\(15\)
-
10. what value of x would prove that lines l and m are parallel? 11. wh…
\(x = 20\) 11.
-
11. (1 point each) in the accompanying diagram, $overline{cb}$ intersec…
(a) $m\angle AOB = 66^{\circ}$ (b) $m\angle DOB = 114^{\circ}$ (c) $m\angle COD = 66^{\circ}$
-
8. identify the three correct angles that are supplementary to ∠1. 9. c…
8. The angles supplementary to ∠1 are ∠2, ∠3, ∠7. 9. ∠1 and ∠5: Corresponding angles ∠4 and ∠5: Alternate interior angles ∠1 and ∠8: Alternate exterior angles ∠3 and ∠4: Adjacent …
-
parallel lines h and g are cut by transversal t. which statements are t…
$\angle4\cong\angle8$, $\angle3\cong\angle1$, $\angle6\cong\angle1$, $\angle3$ and $\angle8$ are supplementary.
-
fill in the reasons for 4 and 5 based on the previous statement given a…
4. Congruent Supplements Theorem 5. Corresponding Angle Converse
-
4. determine which lines are parallel based on the diagram below.
Lines a and c are parallel.
-
determine which lines are parallel based on the diagram below. given: ∠…
In the proof part, the reasons for the statements are: 1. Given 2. Vertical angles are congruent 3. Transitive property 4. Corresponding - angles postulate. For the first part abo…
-
6. identify the three correct angles that are congruent to ∠1.
$\angle3$, $\angle5$, $\angle7$
-
10. (6 points) given △abc, m∠a=(3x + 28)°, m∠b=(5x + 52)°, and m∠c=(2x …
$x = 11$, $m\angle C=12^{\circ}$
-
the diagram shows parallel lines p, q, and r cut by transversal t. drag…
Corresponding Angles: ∠1 and ∠5 Same - Side Interior Angles: ∠4 and ∠5 Alternate Interior Angles: ∠4 and ∠6 Vertical Angles: ∠2 and ∠4
-
5. given: ∠4 = ∠5. prove: m||n statements reasons 1. ∠4≅∠5 1. given 2. …
2. Vertical - angles are congruent; 4. Corresponding angles postulate
-
5. given: ∠1 is supplementary to ∠2 ∠3 is supplementary to ∠2 prove: m∠…
The proof is completed as shown above. For the second part about angle - bisectors:
-
a transversal intersects a pair of parallel lines. decide whether each …
1. True. Alternate exterior angles are always congruent. 2. False. Corresponding angles are always congruent, not supplementary. 3. True. Same - side interior angles are always su…
-
contexto observe la siguiente imagen: puede darle click a la imagen par…
# Explicación paso a paso: ## Paso 1: Analizar la transformación Observamos que la parte sombreada en la figura A se mueve a la parte superior en la figura B. ## Paso 2: Comparar …
-
4. determine which lines are parallel based on the diagram below. 5. gi…
\(b\parallel c\) ### 5.
-
a. name the ray opposite ty b. what is another name for ∠3?
a. $\overrightarrow{TU}$ b. $\angle XTU$
-
a person fills a box with 4 layers of blocks. each layer has 10 blocks.…
40 cubic inches
-
on the coordinate grid below, miguel transformed figure 1 to figure 2. …
Figure 1 and Figure 2 are similar: False Figure 2 is congruent to a dilation of Figure 1 with a scale factor of 3: False Figure 1 maps onto Figure 2 by a reflection, rotation, and…
-
which measurement can be used to describe the size of an angle? 90 degr…
90 degrees
-
a camper attaches a rope to the top of her tent to give it more support…
5.3 feet
-
circle b is shown in the diagram. the shaded sector has an area of 3π s…
3
-
find the total area of the polygon shape shown below. all measurements …
45
-
which shape shows exactly 3 angles?
The shape that has exactly 3 points where two straight - line segments meet shows exactly 3 angles. (Since the actual shapes are not named, we can't point to a specific one among …
-
on the coordinate grid, hailey drew figure 1 with vertices (-2,2),(-2,6…
He rotated Figure 1 clockwise 90° followed by a translation.
-
find the approximate area of the shaded region below, consisting of a r…
1,486 square meters
-
find the volume, in cubic inches, of the composite solid below, which c…
1200
-
which triangle is equilateral?
The triangle with all sides of equal length (usually appears as a regular - looking triangle) is the equilateral triangle. Without specific labels on the triangles in the image, w…
-
topic: solids. find the volume of the box. the volume of the box is ___…
90
-
a rectangle has opposite sides that are parallel and congruent. what is…
90
-
which angle in the shape is acute? ∠s ∠q ∠t ∠r
∠S
-
which transformation was applied to figure 1 in order to arrive at figu…
rotation 90° clockwise around point A
-
1. walt disney railroad to winnie the pooh adventure $10^{2}+3^{2}=c^{2…
1. \(1044.0\) 2. \(224.0\) 3. \(608.0\) 4. \(1432.0\) 5. \(1140.0\) 6. \(707.0\) 7. \(1304.0\) 8. \(539.0\) 9. \(1414.2\) 10. Michael walks further by approximately \(332.8\)
-
find the distance between the two points in simplest radical form.
\(\sqrt{169}\) (or \(13\) written as a square - root \(\sqrt{13^2}\), and the simplest radical form of \(\sqrt{169}\) is \(13\) but if we must keep it in radical form \(\sqrt{169}…
-
map of magic kingdom part 2: given that each unit on the coordinate gri…
Michael has to walk further. By 330 feet.
-
a 45 foot ladder is set against the side of a house so that it reaches …
$20.6$ feet
-
contextto observe la siguiente imagen: puede darle click a la imagen pa…
# Explicaciones Breves: El área de una figura geométrica representa el espacio que ocupa dentro de sus límites. En el caso de un cuadrado, el área es el total del espacio que hay …
-
question find the distance between the two points rounding to the neare…
$9.4$
-
unit i exam on lessons 1.1 to 1.12 (33 points possible) part 2: free re…
$x = 75$
-
question find the distance between the two points rounding to the neare…
13
-
question find the distance between the two points rounding to the neare…
$6.7$
-
problem: 1 a certain television is advertised as a 90 - inch tv (the di…
$64.3$ inches
-
question find the midpoint of the segment with the following endpoints.…
$(3,4.5)$
-
6. in the accompanying diagram, line m is parallel to line n and they a…
(3) \(m\angle x = 165^{\circ}\) and is an obtuse angle
-
question find the midpoint of the segment with the following endpoints.…
$(5,-5)$
-
9. compare 2.01×10¹³ and 3.8×10¹¹. a) circle the larger number. b) what…
9. a) \(2.01\times10^{13}\) b) \(13\) 10. a) SAME b) \(1.82\times10^{14}\) 11. a) \(6.0\times10^{-3}\) b) \(3\) 12. a) \(9\) b) \(9\) d) The wavelength of red 13. \(2.1\times10^{-…
-
question find the midpoint of the segment with the following endpoints.…
$(5,3)$
-
7. in △abc, m∠a = 40°, m∠b = 75°, and m∠c = 65°. which list has the sid…
7. (1) $AC>BC>AB$ 8. (3) 60
-
if you place a 34 - foot ladder against the top of a building and the b…
$23.0$ feet
-
question find the midpoint of the segment with the following endpoints.…
$(1,6)$
-
problem: g you start driving west for 5 miles, turn left, and drive sou…
9.4
-
a transversal intersects two parallel lines. the measures of a pair of …
$w = 15$ $v = 6$
-
find the value of x to the nearest tenth.
\(4.5\)
-
what error did tyler make? m∠1 = 72 by same - side exterior angles theo…
108
-
what error did tyler make? m∠1 = 72 by same - side exterior angles theo…
108
-
part 2: given that each unit on the coordinate grid is 100 feet, answer…
1. \(1044.0\) 2. \(224.0\) 3. \(608.0\) 4. \(1432.0\) 5. \(316.0\) 6. \(707.0\) 7. \(1393.0\) 8. \(539.0\) 9. \(447.0\) 10. \(1170.0\)
-
unit 1 exam on lessons 1.1 to 1.12 (33 points possible) 5. in the accom…
(3) $71^{\circ}$
-
solve for x to the nearest tenth.
$10.8$
-
△abc is shown on the coordinate grid. c(0, - 2) which transformation co…
Part A: No correct option based on above analysis. Part B: \(A'(0,5)\) \(B'(-1,8)\) \(C'(-3,2)\)
-
work as needed. no partial credit is given for multiple choice question…
1. (3) \(85^{\circ}\) 2. (2) Same side interior angles 3. (3) \(69^{\circ}\) 4. (2) \(m\angle A = 140^{\circ}\) and \(m\angle C = 20^{\circ}\)
-
what is the length of the dotted line in the diagram below? round to th…
15.6
-
find the midpoint of points a(-9, -7) and b(-2, -1) graphically. you ma…
$(-5.5,-4)$
-
the scale factor of a large milk container to a small milk container is…
C. \(6.144\ cm^{3}\)
-
what is the gradient of the line shown below?
$-\frac{1}{2}$
-
using what you know about angle pairs formed by parallel lines and a tr…
$\angle1$ and $\angle4$ are supplementary and $\angle2$ and $\angle3$ are supplementary because they are consecutive interior angles formed by parallel lines and a transversal.
-
a square with a side length of 3 units is dilated with a scale factor o…
6
-
question 24 which transformations map the strip pattern onto itself? pp…
a horizontal translation only
-
2. in the accompanying diagram (l_1parallel l_2) are cut by a transvers…
(4) Alternate interior angles ### 3.