几何
三角形、圆、解析几何与证明题。
-
8. in quadrilateral quad, the m∠a = 62° what is the measure of arc dqu?…
124° (the option with 124°)
-
you can transform circle v to circle v by translating it and then perfo…
Translation: \( (x, y) \to (x - 8, y - 6) \) (so the blanks are -8 and -6) Scale factor: \( \frac{1}{8} \)
-
7. examine the given figure. $overline{bc}$ is a diameter of circle $o$…
\( \triangle ACO \) is an isosceles triangle whose base angles measure \( 30^\circ \)
-
6. examine the given figure. in circle a, $\\angle fcd = 20^\\circ$, th…
\(m\angle FAD = 52^\circ\) (the option with \(m\angle FAD = 52^\circ\))
-
choose the correct choice from each drop down menu to make the statemen…
(Assuming the question is about slope (absolute value) and y - intercept: The slope of \( f(x) \) (in absolute value) is greater than the slope of \( g(x) \), and the y - intercep…
-
1. the following table describes some of the characteristics of some sp…
The first option: "If a quadrilateral has diagonals that are perpendicular bisectors of each other, then it is a rhombus" (the first radio button option)
-
3. the figure shows lines that intersect at point o. which pair of angl…
$\angle EOB$ and $\angle AOP$ (the third option: $\boldsymbol{\angle EOB}$ and $\boldsymbol{\angle AOP}$)
-
20 gr1.3 solves mathematical or real - world problems by plotting order…
s: - Area of first rectangle: \(\boldsymbol{10}\) square units. - Area of second rectangle: \(\boldsymbol{22}\) square units.
-
13. identify which lines are parallel: $y = -\frac{1}{2}x + 3$; $y = \f…
The lines \(y = -\frac{1}{2}x + 3\) and \(x + 2y = 4\) are parallel.
-
please answer all questions on this sheet and remember to show all your…
\(x^{2}-5\) ### 1. (b)
-
which is true about rigid transformations and circles? a a reflection o…
D. A circle's shape is preserved regardless of any rigid transformation.
-
write the equation of the line in fully simplified slope-intercept form.
$y=\frac{2}{3}x + 2$
-
triangles abc and def are similar. find the length of segment ef. a 5 c…
B. 8.8 cm
-
write the equation of the line in fully simplified slope-intercept form.
$y = -\frac{2}{3}x - 6$
-
topic #1: angles in triangles 1. find the value of x. 2. if ac = bc, fi…
1. $x=9$ (corrected assumption) 2. (Depends on valid angle values, example: $170°$) 3. $107°$ 4. 2,11,12; 20,6,15 5. $12 < s <26$ 6. 7,31 7. $16 < P <22$ 8. $∠D < ∠F < ∠E$ 9. $RT …
-
triangle abc is shown on the coordinate plane. draw the triangle that r…
The rotated triangle has vertices at \( (1, -1) \), \( (-4, -4) \), and \( (-7, 1) \). (To draw, plot these points and connect them using the Polygon tool.)
-
given: m\\(\\overarc{bje}\\) = 170° m\\(\\overarc{dc}\\) = 44° find m∠d…
B. \(73^\circ\)
-
consider line segments pq, ts and sw represented below in the cartesian…
$y = -\frac{1}{2}x + 86$
-
question write the equation of the line in fully simplified slope-inter…
\( y=\frac{1}{3}x - 6 \)
-
de ∥ ac given ∠d ≅ ∠a ∠b ≅ ∠b △abc ~ △dbe \\(\\frac{ab}{db} = \\frac{cb…
- For \( \angle D \cong \angle A \): When parallel lines are cut by a transversal, corresponding angles are congruent. - For \( \angle B \cong \angle B \): Reflexive property - Fo…
-
what would be the best formula to model the volume of the teepee shown?…
A. volume of a cone
-
note: images are not drawn to scale. what is \\(\\sin d\\)? \\(\\sin d …
\(\frac{3}{5}\)
-
practice problem 1 which of the changes would keep the hanger in balanc…
A. Adding two circles on the left and a square on the right B. Adding 2 triangles to each side C. Adding two circles on the right and a square on the left
-
j) $(15x^3y^2 - x^2y + 5xy) div 5xy$ 3. find a simplified algebraic exp…
\(3x^{2}y-\frac{x}{5}+1\) ### Part 3(a): Perimeter of Triangle \(ABC\)
-
which graph has a slope of zero? red blue neither
Blue
-
which graph represents the equation $y = -3x$ ?
The Right Graph (the fourth graph from the left)
-
give the y-intercept; (0,2); there is no y-intercept; (0,-2); (2,0)
C. \((0, - 2)\) (assuming the third option is labeled C, if the options are labeled 1,2,3,4 then 3. \((0,-2)\))
-
question what are the coordinates of the point on the directed line seg…
\((-1,-2)\)
-
which is the graph of $y = -x + 2$? (with four graphs labeled a, b, c, …
A
-
find the area of the shape. (sides meet at right angles.) 2 in 2 in 2 i…
16
-
find the area of the shape. (sides meet at right angles.) 3 ft 2 ft 2 f…
18
-
practice complete the two - column proof by dragging the statements int…
1. \(BA = CD, AB \parallel CD\) with Reason A (Given) 2. \(AD \cong AD\) with Reason C (Reflexive Property of \(\cong\)) 3. \(\triangle ACD \cong \triangle DBA\) with Reason B (SA…
-
find the distance between k and l on the number line below. k is at -8,…
7
-
find the distance between c and d on the number line below. c is at 1, …
11
-
find the distance between i and j on the number line below. (number lin…
9
-
proof: complete the flow proof by dragging the statements and reasons. …
To complete the flow proof: - The statement for the top blue box: \( \boldsymbol{\overline{RS} \cong \overline{TS}} \) (Given) - The statement from "V is the midpoint of \( \overl…
-
13. find the area of triangle abc 14. find the perimeter of triangle ab…
### Problem 13: Find the area of triangle \( ABC \) To find the area of triangle \( ABC \), we can use the formula for the area of a triangle: \( \text{Area} = \frac{1}{2} \times …
-
which of the following equations represents the line graphed below? a. …
A. \(4x - 3y = 6\)
-
graph a right triangle with the two points forming the hypotenuse. usin…
Leg 1: \(3\) Leg 2: \(4\) Hypotenuse: \(5\)
-
question 14. b. c.
B. The graph labeled B (the upper graph with two lines, one with positive slope and one with negative slope)
-
find the sine of ∠x. simplify your answer and write it as a proper frac…
\(\frac{4}{5}\)
-
find the sine of ∠k. simplify your answer and write it as a proper frac…
$\frac{72}{97}$
-
graph a right triangle with the two points forming the hypotenuse. usin…
\(5\)
-
use the diagram shown. find eg. eg = \\square (simplify your answer.)
\( \boxed{15} \)
-
use the diagram shown. find eg. eg=\\boxed{} (simplify your answer.)
\(11\)
-
use the diagram shown. find eg. eg=\\boxed{} (simplify your answer.)
\( 11 \)
-
answer \\(\\cos e = \\square\\) \\(\\sin f = \\square\\) \\(\\cos e\\) …
\( \cos E = \frac{5}{13} \) \( \sin F = \frac{5}{13} \) \( \cos E \) and \( \sin F \) are equal
-
question 1-13 tammy was asked to determine if a regular 24 - gon would …
First blank: \( 165^{\circ} \); Second blank: is not; Third blank: does not
-
question 7. lines p and q are perpendicular. line p is described by the…
B. \(y =-\frac{5}{2}x + 13\)
-
express the trig ratios as fractions in simplest terms. triangle image …
$\sin O = \frac{41}{42}$, $\cos N = \frac{41}{42}$ Wait, but the problem says "Express the trig ratios as fractions in simplest terms. $\sin O = \square$" and " $\cos N = \square$…
-
solve for x. round to the nearest tenth of a degree, if necessary. (ima…
\( 48.6^\circ \)
-
part a fill in the table for side length and area of different squares.…
(Part A Table): | Side Length (cm) | Area (cm²) | |------------------|------------| | 3 | 9 | | 100 | 10000 | | 25 | 625 | | \( s \) | \( s \) | (with the \( ^2 \) outside the box…
-
the exterior angle theorem find the measure of each angle indicated. 1)…
1) \(\boldsymbol{70^{\circ}}\) 2) \(\boldsymbol{65^{\circ}}\) 3) \(\boldsymbol{120^{\circ}}\) 4) \(\boldsymbol{75^{\circ}}\) 5) \(\boldsymbol{95^{\circ}}\) 6) \(\boldsymbol{30^{\c…
-
current skill $ the variables a, b, c, and d are graphed on the number …
For \(a - c\): \(-6\) (if our value assignment is correct), for \(d - a\): \(8\), for \(b - d\): \(-1\), for \(c - d\): \(-2\) (assuming the number of intervals as above). But may…
-
a model of an isosceles triangle is shown below. what is the area, in s…
199 yd² (option: 199 yd²)
-
juan just moved into a new condo. he needs a new rug for his patio. a m…
16 \(ft^2\) (corresponding to the option "16 \(ft^2\)")
-
cindy is making a blanket for her grandchild. the trapezoid below repre…
8505
-
2 jorden advance’s hit reached a maximum height of 86 feet, and this ma…
The coordinates of the vertex \((h, k)\) are \((175, 86)\) because the vertex of the parabola (representing the hill's height as a function of distance from home plate) has \( h \…
-
reflections find the coordinates the point e(-3,2) is reflected over th…
\(E'(3,2)\)
-
a 90° clockwise rotation about point b, followed by a reflection over t…
D. A reflection over the line \( y = -2 \), followed by a \( 90^\circ \) clockwise rotation about point A
-
reflections find the coordinates the point i(2, -1) is reflected over t…
\(I'(-2,-1)\)
-
reflections find the coordinates the point b(-2,5) is reflected over th…
\(B'(2,5)\)
-
reflections find the coordinates the point o(-6,4) is reflected over th…
\(O'(6,4)\)
-
reflections find the coordinates the point a(5, -3) is reflected over t…
A'(-5, -3)
-
reflections find the coordinates the point t(4,4) is reflected over the…
\(T'(-4,4)\)
-
reflections find the coordinates the point v(-5,6) is reflected over th…
\(V'(5,6)\)
-
reflections find the coordinates the point b(-1,-2) is reflected over t…
\(B'(1,-2)\)
-
reflections find the coordinates the point c(-5,-6) is reflected over t…
\(C'(5,-6)\)
-
reflections find the coordinates the point n(-4,4) is reflected over th…
\(N'(-4, - 4)\) (the option with \(N'(-4,-4)\))
-
question 1-12 determine the coordinates of a after a reflection of pre …
\((0,7)\)
-
ellen drew a graph showing the solution to an inequality. number line w…
D. \( -3.25 > -2.5 + r \)
-
solve the following inequality. 6.3r < -45.36 which graph shows the cor…
The fourth graph (the one with the open circle at -7.2 and the arrow pointing to the left, with the number line labeled -7.7, -7.6, ..., -6.8)
-
which graph represents the solution set of the inequality -9 > x? optio…
The first graph (with open circle at -9 and arrow to the left, labeled with -13, -12, -11, -10, -9, -8, -7 on the number line)
-
mariya was asked to solve \\(\\frac{a}{-13} \\leq -16\\) and then graph…
Step 3
-
two thirds of the employees at an office stated that they preferred sof…
Step 1
-
step 1 subtract 3.6 from both sides of the inequality. -5.8 ≥ x + 3.6 -…
B. In Step 2, Marquis should have interpreted the results as \(x \leq -9.2\), which means that \(x\) is less than or equal to \(-9.2\).
-
part a question what is the length of \\(\\overline{xy}\\) in \\(\\tria…
6
-
the length of a rectangle is 6 cm longer than its width. if the perimet…
length: 21 cm width: 15 cm
-
the length of a rectangle is three times its width. if the perimeter of…
length: \( 18 \) yd width: \( 6 \) yd
-
question 5 of 5 type the correct answer in the box. use numerals instea…
32.3
-
arun: the cosine and, secant, and cotangent of an acute angle may be gr…
Maria (assuming the last option is labeled as Maria, e.g., if the options are A. Arun, B. Induha, C. Riya, D. Maria, then the answer is D. Maria)
-
solve the given right triangle for its missing angle and side measures.…
B. \(m\angle D = 55^\circ\), \(DE\approx8.40\) units, \(DF = 14.65\) units
-
type the correct answer in the box. use numerals instead of words. what…
9.5
-
for $\\triangle abc$, which two relationships are true? $\\cos(\\theta)…
The two true relationships are \( \cos(\theta)=\frac{AB}{AC}=\sin(90 - \theta) \) (first option) and \( \sin(\theta)=\frac{BC}{AC}=\cos(90 - \theta) \) (second option)
-
if h = 8.1 inches and k = 9 inches, what is the approximate measure of …
A. \( 26^{\circ} \)
-
which expression can be used to determine the reference angle for an an…
\( 180^{\circ}-x \) (the first option: \( 180^{\circ}-x \))
-
which of the following is true of the values of x and y in the diagram …
\( x = y \) (or specific true statement like \( x \) and \( y \) are equal, depending on context)
-
what is the reference angle for a 240° angle? ○ 30° ○ 60° ○ 180° ○ 270°
\(60^\circ\) (corresponding to the option with \(60^\circ\))
-
a circle has a central angle of 6 radians that intersects an arc of len…
\( r=\frac{14}{6} \) (the second option: \( r=\frac{14}{6} \))
-
a circle has a central angle measuring \\(\\frac{3\\pi}{4}\\) radians t…
B. 19.1 in.
-
what is the approximate length of arc s on the circle below? use 3.14 f…
6.3 in
-
which of the following are in the correct order from least to greatest?…
\(\boldsymbol{\frac{3\pi}{10}, 60^\circ, \frac{\pi}{2}, \frac{2\pi}{3}, 255^\circ}\) (the first option)
-
which equation gives the length of an arc, s, intersected by a central …
\( s = 4\cdot3 \) (the last option, assuming the dot is a multiplication symbol)
-
what is 4 radians converted to degrees? if necessary, round your answer…
229° (corresponding to the option "229°")
-
what is $-36^{circ}$ converted to radians? \\bigcirc $-5\\pi$ \\bigcirc…
\( -\frac{\pi}{5} \) (corresponding to the option \( -\frac{\pi}{5} \))
-
a circle has a radius of 5 ft, and an arc of length 7 ft is made by the…
\(\boldsymbol{\theta=\frac{7}{5}}\) (corresponding to the option \( \theta=\frac{7}{5} \))
-
remember for problems 11–14, evaluate the expression for the given valu…
20 ### Problem 12: \( 5(x + 9) \) when \( x = 3 \)
-
what is \\(\frac{5pi}{6}\\) radians converted to degrees? if necessary,…
C. \( 150^\circ \)
-
for problems 9 and 10, find the scale factor of the dilation centered a…
For problem 9, the scale factor is \( \frac{1}{3} \); for problem 10, the scale factor is \( 3 \).
-
graph the line. $y = -2x$
The line \( y=-2x \) is graphed by plotting the points \((0,0)\) and \((1, - 2)\) (or other points determined by the slope \( - 2\)) and drawing a straight line through them, exte…