幾何
三角形、圓、解析幾何與證明題。
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given △xyz with vertices x(-2,1), y(-5,-5), and z(-3,5), write the tran…
$\langle4,0 angle$
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find the value of x. (3x + 6)° 54° x =
$x = 16$
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2 determine the measure of an interior angle of the given regular polyg…
a. $140^{\circ}$ b. $156^{\circ}$ c. $144^{\circ}$ d. $\approx172.34^{\circ}$
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5) reflection across y - axis rule: (x,y)→(−x,y) r(-3,3)→r( , ) z(-5,3)…
$R'(3,3)$ $Z'(5,3)$ $X'(4,2)$
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there is a pair of parallel sides in the following shape. what is the a…
38
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identify the slope of the line shown on the following graph. undefined …
Zero
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there is exactly 1 pair of parallel sides in the following shape. 6 5 8…
35
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reasoning with negative slopes a submarine dove from sea level and desc…
$-100$
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find the slope of the line shown in the graph.
$-\frac{3}{2}$
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find the slope of the line shown in the graph.
$\frac{3}{5}$
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(a) use the pythagorean theorem to determine the length of the unknown …
a. 24 km b. 60 km c. 120 $km^{2}$
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(a) use the pythagorean theorem to determine the length of the unknown …
a. 20 yd b. 48 yd c. 96 yd²
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d a certain number of words per minute to complete his essay. the if wo…
Length of $\overline{ST}$: 100 Length of $\overline{QT}$: 250 Slope of $\overline{QS}$: 50
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determine (a) the area and (b) the circumference of the circle a. the a…
a. $490.87$ square feet b. $78.54$ feet
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which of the lines graphed has a slope of -2 and a y - intercept of 3?
We look for a line that crosses the y - axis at $(0,3)$ and is decreasing with a relatively steep slope. Option B has a line that crosses the y - axis at 3 and has a negative slop…
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the slope of a line is determined by the steepness and direction of the…
50
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solve for x and y
$x=\frac{11\sqrt{14}}{2}$ $y=\frac{11\sqrt{14}}{2}$
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find the coordinates of the point $\frac{3}{10}$ of the way from a to b…
\((-1,-3.8)\)
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question solve for a and b answer attempt 1 out of 3 a = b =
$a = 3$ $b = 3$
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determine (a) the area and (b) the circumference of the circle. a. the …
a. $254.47$ $cm^{2}$ b. $56.55$ cm
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solve for n and m answer attempt 1 out of 3 n = m =
$n = 2\sqrt{2}$ $m = 4$
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question solve for a and b
$a = 9\sqrt{2}$ $b = 9\sqrt{2}$
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answer attempt 1 out of 3 a = w =
$a = 11$ $w = 11\sqrt{2}$
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special right triangle #5b unique id:1045 this is the only question in …
$x=\frac{3\sqrt{10}}{2},y=\frac{3\sqrt{10}}{2}$
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points a, b, and c form △abc. use the triangle to complete each stateme…
10
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question solve for y and x answer attempt 1 out of 3 y = x =
$y = 4$ $x = 4$
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find the x- and y-intercepts of the line. enter each answer as an order…
x - intercept: (1,0) y - intercept: (0,7)
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determine (a) the area and (b) the perimeter of the quadrilateral. note…
a. The area of the quadrilateral is 76 square inches. b. The perimeter of the quadrilateral is 54 inches.
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felipe wants to replace a glass window in his restaurant. the window is…
$252$
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the two triangles have at least two pairs of congruent corresponding an…
2
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slopes of lines 10,000 4000 2 5 the two triangles have at least two pai…
similar
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determine (a) the area and (b) the perimeter of the quadrilateral. a. t…
a. 441 b. 84
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felipe wants to replace a glass window in his restaurant. the window is…
252
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finding the area of a triangle continued > estimate. circle all the pro…
Triangle 7: 30 square inches Triangle 9: 35 square inches Triangle 11: 70 square inches Triangle 12: 40 square inches
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melissa wants to replace the wooden floor at her gym. the floor is in t…
$14400$
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the two triangles have at least two pairs of congruent corresponding an…
2000 (using the first - triangle's values for the ratio calculation as an example; in general, for similar right - angled triangles formed by a line, the height - to - width ratio…
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jose wants to plant grass in his backyard. his backyard is in the shape…
56
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question solve for a and b
$a=\frac{5\sqrt{2}}{2}$, $b=\frac{5\sqrt{2}}{2}$
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find the perimeter of the rectangle. include the unit. 13 ft 20 ft
66 ft
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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. (This statement is too simplistic as there are other techniques too a…
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the triangle below is isosceles. find the length of side x in simplest …
\(3\sqrt{2}\)
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finding the area of a triangle > estimate. circle all problems that wil…
The areas of the circled triangles are 30 square units and 24 square units.
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find the perimeter of the square. include the unit. 17 m
68 m
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9. select all the expressions that are equivalent to 8 - 12 - (6 + 4). …
C. $8 - 12-6 - 4$, D. $8-(6 + 4)-12$ ### 10.
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two triangles from the video are shown. the two triangles have at least…
similar
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solve for a and b answer attempt 1 out of 3 a = b =
$a=\frac{7\sqrt{6}}{2}$ $b=\frac{7\sqrt{6}}{2}$
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solve for y and x answer attempt 1 out of 3 y = x =
$y = 8$ $x = 8$
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congruent? yes no similar? yes no congruent? yes no similar? yes no con…
Top - left: Congruent? No, Similar? No Top - right: Congruent? No, Similar? Yes Bottom - left: Congruent? No, Similar? No Bottom - right: Congruent? No, Similar? No
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solve for y and x answer attempt 1 out of 3 y = x =
\(y = 3\sqrt{2}\) \(x = 6\)
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on a zip - line course, you are harnessed to a cable that travels throu…
(The actual answer depends on the coordinates read from the graph. Without specific coordinates, a numerical answer cannot be provided. If for example, B has coordinates $(x_1,y_1…
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m∠ost = (10x + 43)° (15x + 12)°
$105$
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find the length of side x in simplest radical form with a rational deno…
$9\sqrt{2}$
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the slope of a road is called the grade. what is the grade of a road th…
D. $\frac{1}{25}$
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congruent? yes no similar? yes no congruent? yes no similar? yes no con…
1. Congruent? Yes, Similar? Yes 2. Congruent? No, Similar? Yes 3. Congruent? No, Similar? Yes 4. Congruent? No, Similar? No
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determine the area of the triangle 6 cm 24 cm the area is (type an inte…
72
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finding the area of a triangle > estimate. circle all problems that wil…
Triangle 1 area: 30 square units Triangle 3 area: 24 square units Triangle 5 area: 20 square units Triangle 6 area: 30 square units
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finding the area of a triangle > estimate. circle all problems that wil…
Problem 1 area: 30 square units Problem 3 area: 24 square units Problem 5 area: 20 square units
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in santa fe district v doe, the court ruled that student - led prayer a…
The games were too closely related to an official school activity, showing religious support.
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put the numbers 8, 9, 10, 11, 12, 13, 14, 14, 16, and 18 in the circles…
One possible arrangement: Center number 11. Arrange the numbers around it such that one row is 8, 18, 11; another row is 9, 16, 12; another row is 10, 13, 14; another row is 12, 1…
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angle pairs created by parallel l for each set of angles name the angle…
Type of angle pair: Supplementary angles $x = 7$ Angle Measurements: $98^{\circ}$ and $82^{\circ}$
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resolver para x. (5x - 30)° (3x)° x =
$x = 15$
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problems 1-4: graph all the solutions to each inequality or equation. 1…
1. For \(|x|\leq3\), the solution set is \([-3,3]\) and is represented on the number - line by shading the region between \(x=-3\) and \(x = 3\) with closed circles at \(x=-3\) an…
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the surface area of a right - circular cylinder is given by the polynom…
$51.1$
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resolver para x. (7x + 18)° 81° x =
$x = 9$
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reflect the figure over the line x = 1. plot all of the points of the r…
Plot the points obtained by using the rule $(x,y)\to(2 - x,y)$ for each vertex of the original figure.
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reflect the figure over the line x = 1. plot all of the points of the r…
# Explanation: ## Step1: Recall reflection formula For a point $(x,y)$ reflected over the line $x = a$, the new - $x$ coordinate is $2a - x$ and the $y$ - coordinate remains the s…
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resolver para x. (2x + 41)° 51°
$x = 5$
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look at this diagram: if $overleftrightarrow{gi}$ and $overleftrightarr…
40
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what is the measurement for letter a? include the unit.
0.4 cm
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what are the coordinates of point z? write your answer as an integer or…
(-2, 0.5)
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what are the coordinates of point v? write your answer as an integer or…
(-4, - 2.5)
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put the numbers 8, 9, 10, 11, 12, 13, 14, 16, and 18 in the circles in …
# Explanation: ## Step1: Find the sum of all given numbers The sum of 8, 9, 10, 11, 12, 13, 14, 16, 18 is $8 + 9+10 + 11+12+13+14+16+18=111$. ## Step2: Analyze the structure Assum…
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what are the coordinates of point f? write your answer as an integer or…
(-3, 2.5)
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what are the coordinates of point c?
(3, - 5)
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what are the coordinates of point t? write your answer as an integer or…
(-1, - 5)
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put the numbers 8, 9, 10, 11, 12, 13, 14, 14, 16, and 18 in the circles…
There are multiple valid arrangements, one example of an arrangement of numbers in the circles (in a particular order) is $8,18,10,14,12,16,11,13,9$ such that each row sums to $36…
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what are the coordinates of point m?
(0, - 3)
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which point has coordinates (-1, 1\\frac{1}{2})?
B
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which point has coordinates (1, 0)?
w
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put the numbers 8, 9, 10, 11, 12, 13, 14, 14, 16, and 18 in the circles…
One possible arrangement: Top - most circle: 8; Left - hand side (going clock - wise): 18, 9; Next circle: 11; Next: 14, 10; Next: 12; Next: 13, 16 (There are other valid arrangem…
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what are the coordinates of point t?
(-1, 1)
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which point has coordinates (-3, 1)?
W
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put the numbers 8, 9, 10, 11, 12, 13, 14, 16, and 18 in the circles in …
One possible arrangement (depending on the row - definition in the star): Rows could be (8, 18, 10), (9, 16, 11), (12, 14, 13) etc. where each row sums to 36. The actual placement…
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which graph has a slope of $\frac{4}{5}$?
The graph for which when two points are selected and the slope formula $m = \frac{y_2 - y_1}{x_2 - x_1}$ is applied gives a value of $\frac{4}{5}$. Without the ability to actually…
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mo and pr are parallel lines. which angles are adjacent angles? ∠pqs an…
∠ONQ and ∠MNQ
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pr and su are parallel lines. which angles are vertical angles? ∠pqo an…
∠STV and ∠UTQ
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mo and pr are parallel lines. which angles are alternate exterior angle…
∠RQS and ∠MNL
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ce and fh are parallel lines. which angles are alternate interior angle…
∠FGD and ∠EDG
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an inequality is shown. 7x - 3 > 2(2x + 3) + x solve the inequality and…
$x > 4.5$; On the number line, an open circle at 4.5 and an arrow pointing to the right.
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math 118: formative assessment 2 — logic (ch. 3.4 - 3.6) mathematical i…
a) Converse: If $x^{2}>4$, then $x > 2$; Inverse: If $x\leq2$, then $x^{2}\leq4$; Contra - positive: If $x^{2}\leq4$, then $x\leq2$. b) $p ightarrow q$ is logically equivalent to …
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complete all the problems. 1. find the distance between (0, 3) and (0, …
1. The distance between $(0,3)$ and $(0,5)$ is 2. 2. Gordon walked 4 blocks.
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graph the line x = - 8.
Draw a vertical line passing through $x = - 8$ on the $x$ - axis. For any value of $y$, the $x$ - coordinate of points on this line is always $-8$.
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a cylinder has been drilled out of this block to allow a rod to pass th…
$382.14$ $mm^{3}$
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rt and uw are parallel lines. which angles are alternate interior angle…
$\angle WVX$ and $\angle RSV$
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qs and tv are parallel lines. which angles are alternate interior angle…
$\angle SRU$ and $\angle VUR$
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3. aylin walks from the bicycle to the umbrella and then to the moon. h…
1. Aylin walked 8 blocks. 2. The distance between $(2,3)$ and $(2,7)$ is 4 units. 3. The Circle is 5 blocks from the Triangle.
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eg and hj are parallel lines. which angles are vertical angles? ∠efd an…
$\angle HIK$ and $\angle JIF$
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identifying isometric transformations which rigid transformation would …
a reflection
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fh and ik are parallel lines. which angles are alternate interior angle…
$\angle IJG$ and $\angle HGJ$
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np and qs are parallel lines. which angles are alternate exterior angle…
$\angle QRT$ and $\angle POM$