几何
三角形、圆、解析几何与证明题。
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this triangle is equilateral. find the value of z. 2z + 12 4z + 6 z = ?
\(z = 3\)
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1 ? 73° type answer here. 2 ? 46° 3 ? 114° type answer here. 4 ? 72° ty…
1. $73^\circ$ 2. $44^\circ$ 3. $66^\circ$ 4. $72^\circ$ 5. $61^\circ$ 6. $59^\circ$
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use the protractor to find the degree measure of the angle. make sure t…
$150^\circ$
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find the area of the shaded shape. 1 unit 1 unit square units
11 square units
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find the area of the shaded shape. 1 unit 1 unit square units
18 square units
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find the location of y, the midpoint of \\(\\overline{xz}\\).
6
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this triangle is isosceles. find the value of x.\ (8x + 2)° (6x + 14)°\…
$x = 6$
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find the location of b, the midpoint of \\(\\overline{ac}\\). location …
$-8$
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this triangle is isosceles. find the value of z. 12z - 9 8z + 3 z = ?
\(z = 3\)
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find the location of y, the midpoint of \\(\\overline{xz}\\). location …
$-2$
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$\\triangle abc \\cong \\triangle dbc$, find $dc$. $dc = ?$
7
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find the distance between g and h on the number line below. distance:
6
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question 6 of 10 if $\\triangle pqr \\cong \\triangle stu$, which state…
C. $\overline{PQ} \cong \overline{ST}$
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$\\triangle adb \\cong \\triangle cdb$, find $m \\angle c$. a | 32° d b…
\(58\)
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question 5 of 10 true or false? if two triangles are congruent, then th…
A. True
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question 4 of 10 which pairs of triangles appear to be congruent? check…
A. Triangles 2 and 3, B. Triangles 2 and 4, C. Triangles 3 and 4
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question 3 of 10 which best completes the following sentence? triangles…
A. size and shape
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question 2 of 10 complete this sentence: after a congruence transformat…
C. the same as
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find the distance between c and d on the number line below. c is at -12…
8
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which postulate would prove these two triangles are congruent? aas neit…
Neither
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find the value of x.
\(x = 106^\circ\)
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in the diagram below of triangle bcd, e is the midpoint of \\(\\overlin…
\(12\)
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answer the questions below. write your answers in simplest form. (a) a …
14 ### Part (b)
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answer the questions below. write your answers in simplest form. (a) a …
7 ### Part (b)
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find the value of x. 54° 95° x° x =
\(149\)
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find the value of x. 134° 99° x =
\(x = 35\)
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standardized money golden ages require a lot of wealth. for artists and…
3. Standardized money is important because it simplifies cross-region business transactions, eases tax collection for governments, unifies economic systems to avoid inefficiencies…
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∠aeb ≅ ∠cdb ∠bed ≅ ∠bde which of the following relationships proves why…
SAS (the option with "SAS" text, e.g., if the option is labeled as "SAS" among the choices, then the answer is the option with "SAS")
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what is the equation of the circle in the diagram? options: - $(x - 4)^…
\(\boldsymbol{(x - 3)^{2}+(y - 4)^{2}=4}\) (corresponding to the option \((x - 3)^{2}+(y - 4)^{2}=4\))
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what is the standard form of the equation of a circle with center (3, -…
B. \((x - 3)^2+(y + 2)^2=16\)
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which of the following relationships proves why $\\triangle adb$ and $\…
C. AAS
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the hl theorem proves these triangles are congruent. false true
True
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1. m∠c= m∠e=
$m\angle C=101^\circ$ $m\angle E=46^\circ$
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the point $(-3, 6)$ is on a circle with a center at $(2, 3)$. what is t…
\(\boldsymbol{(x - 2)^2+(y - 3)^2=34}\) (corresponding to the option: \((x - 2)^2+(y - 3)^2=34\))
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which equation describes a circle with a radius of 4 and a center locat…
\(\boldsymbol{(x + 5)^2 + (y - 2)^2 = 16}\) (corresponding to the third option)
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this triangle is equilateral. find the value of x. (10x - 20)° (8x - 4)…
\(x = 8\)
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1. (8, 7) and (2, 12) slope:_________ 2. (12, -10) and (15, -8) slope:_…
1. $-\frac{5}{6}$ 2. $\frac{2}{3}$
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which measurement is equal to ( pi ) radians? - ( 90^circ ) - ( 180^cir…
180° (corresponding to the option "180°")
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this triangle is equilateral. find the value of x. (6x + 6)° (9x - 21)°…
\(x = 9\)
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11) the area of a circle with radius r is given by the formula $a = \\p…
A) \( 176.63\space cm^{2} \)
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the equation below describes a circle. $x^2 + 14x + y^2 = 70$ what are …
The center is \((-7,0)\) and the radius is \(\sqrt{119}\). (The first option: The center is \((-7,0)\) and the radius is \(\sqrt{119}\).)
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this triangle is isosceles. find the value of z. 12z - 9, 8z + 3, z = ?
\(z = 3\)
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burtin, jacameron geometry c&c unit 6 pre-test the equation below descr…
The center is \((-3,5)\) and the radius is \(\sqrt{65}\). (Corresponding to the option: The center is \((-3,5)\) and the radius is \(\sqrt{65}\).)
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dilation of circle r with point r as the center what is the scale facto…
3
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the flag of a country contains an isosceles triangle. (recall that an i…
The first angle is \( 37.5^\circ \), the second angle is \( 37.5^\circ \), and the third angle is \( 105^\circ \).
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in the figure below, circle o has a central angle of 120°. what is the …
\(\boldsymbol{\frac{2}{3}\pi r^{2}}\) square units (which corresponds to the option " \(\frac{2}{3}\pi r^{2}\) square units")
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how many radians are in 1 degree? options: - $\frac{pi}{180}$ - $\frac{…
A. \(\frac{\pi}{180}\)
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in the diagram below, point d is the center of the circle, and the meas…
65° (corresponding to the option with 65°)
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21) $0 < -1 + \\frac{n}{12}$ 22) $-10 \\leq \\frac{a}{8} - 9$ 23) $-3 >…
21) $n > 12$ (Graph: Open circle at 12, arrow right) 22) $a \geq -8$ (Graph: Closed circle at -8, arrow right) 23) $k < 9$ (Graph: Open circle at 9, arrow left) 24) $p \leq -10$ (…
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in the figure below, point o is the center of the circle and ( mwidehat…
\( 145^\circ \) (corresponding to the option with \( 145^\circ \))
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in the figure below, $overleftrightarrow{ln}$ is tangent to circle $o$.…
B. \( \triangle MNO \) is a right triangle.
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find the midpoint of points a(3,6) and b(7, -4) graphically. plot the l…
The midpoint of \( A(3,6) \) and \( B(7,-4) \) is \( (5,1) \). To plot graphically, plot \( A(3,6) \) and \( B(7,-4) \), then find the point halfway between them, which is \( (5,1…
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in the figure below, points g, h, and j all lie on circle i. which of t…
\( m\angle JGH = \frac{1}{2}m\angle JIH \) (the option with this expression)
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find the distance between the two points in simplest radical form.
\( 2\sqrt{5} \)
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quadrilateral abcd is inscribed in circle o below. segment \\(\\overlin…
A. \(180^\circ\)
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circle c is shown below. in the circle, the measure of arc ( pr = 24^ci…
12° (corresponding to the option with 12°)
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Question was provided via image upload.
To solve this matching problem, we recall the properties of parallelograms, rectangles, rhombuses, and squares: ### 1. "Show that one pair of opposite sides of the quadrilateral i…
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name the marked angle in 2 different ways.
1. \( \angle NPQ \) 2. \( \angle P \)
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5) if the slope of the given line to the left is doubled, and the y - i…
A. \(y =-\frac{1}{2}x-2\)
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name the marked angle in 2 different ways.
1. \( \angle NPQ \) 2. \( \angle P \)
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quadrilateral pqrs is a rectangle, pr = t + 24, and qs = 4t. what is qs…
32
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8) a statue that is 12 ft tall casts a shadow that is 15 ft long. find …
10 ft
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6. find the value of x. a. 10.0 b. 14.8 c. 11.3 d. 17.1
A. 10.0
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find the distance between e and f on the number line below. distance:
5
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question 6 (4 points) a scale on a blue print drawing of a house shows …
The number of actual meters represented by 18 centimeters on the blueprint is \( 3.6 \) meters.
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find the distance between k and l on the number line below. k l -12 -11…
7
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practice example 1 use the figure at the right. 1. if ( ab = 6 ), ( bc …
1. $ED = 6$ 2. $AE = 15$ 3. $\overline{NR}$ is not parallel to $\overline{PQ}$ (ratios are not equal) 4. $\overline{NR}$ is not parallel to $\overline{PQ}$ (ratios are not equal) …
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question 5 (1 point) the image below can be represented with the follow…
b. 16 units
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is the dotted line a line of symmetry? yes no
no
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is the dotted line a line of symmetry? yes no
yes
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take quiz service, there is no evidence that disappearances occur more …
A. Compare the event to similar situations
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graph x < 5 pick the endpoints. select an endpoint to change it from cl…
To graph \(x < 5\) on the given number line (with marks at 4, 5, 6, 7, 8, 9): 1. At the position of 5 on the number line, place an open circle (this indicates that 5 is not includ…
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a figure is shown, where triangle abc is similar to triangle ade. the l…
$(2.4, 4.2)$
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find the common ratio of the geometric sequence 2, \\frac{1}{2}, \\frac…
C. $\frac{1}{4}$
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example #1: draw an angle with the given measure in standard position. …
An angle in standard position with measure $240^\circ$ has its vertex at the origin, initial side along the positive x-axis, and terminal side in Quadrant III, $60^\circ$ below th…
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emma is given the figure shown and asked to find the measurement of ∠a.…
B. $\tan A=\frac{7}{24}$
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now, find the change in vertical and horizontal distance from (2, 22) t…
Change in horizontal distance: 1 Change in vertical distance: 8
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which set of numbers are possible side lengths for a right triangle? a …
C. 6, 8, 10
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find the area of the shaded region, given the perimeter measurements.
$2904 - 175\sqrt{5} \, \text{cm}^2$ (or approximately $2513.7 \, \text{cm}^2$)
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find the volume of each figure. round your answers to the nearest hundr…
21) $\boldsymbol{164.00}$ $\text{m}^3$ 22) $\boldsymbol{223.20}$ $\text{in}^3$
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name: 5.3 warm-up 1. if $\\triangle mnp$ is an equilateral triangle, fi…
$x = 6$, $y = 13$
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the smaller triangle is a pre - image of the bigger triangle. the cente…
\(4\)
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to the nearest tenth of a unit, what is the distance on a coordinate pl…
19.4
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determine the length of side cb. a 5 b $5\\sqrt{2}$ c $5\\sqrt{3}$ d 10…
C. \(5\sqrt{3}\)
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mat2l 7. identify, in millimetres, the location of each arrow. a) b) c)…
### Question 7 a) 8 mm b) 30 mm c) 49 mm d) 71 mm ### Question 8 a) 0.8 cm b) 3.0 cm c) 4.9 cm d) 7.1 cm ### Question 9 a) 100 cm b) 12 cm c) 1 mm d) 9 in e) 240 in f) 1 ft ### Qu…
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identify the center of dilation and scale factor of each dilation. 6. 7.
### For Figure 6: Center of dilation: $(0, 0)$; Scale factor: $2$ ### For Figure 7: Center of dilation: $(0, 0)$; Scale factor: $\frac{1}{2}$
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what are the coordinates of the point (2,-3) after a counterclockwise r…
(3,2)
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25. 7x + 6y = -42
The line passes through the x-intercept $(-6, 0)$ and y-intercept $(0, -7)$, with the graphed line connecting these two points.
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point d(-1,5) is reflected across the x-axis. which statements about d …
A. The x - coordinate is - 1 B. The y - coordinate is - 5
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the figure shows a triangle with side lengths a, b, and hypotenuse c. m…
a: 3 cm b: 4 cm c: 5 cm (Other valid Pythagorean triples could also work, but 3 - 4 - 5 is a classic example.)
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22. 3x - 2y = 12 23. 4x + 5y = 20
1. For $3x-2y=12$: - Plot points $(4, 0)$ and $(0, -6)$, then draw a straight line through them. The line has a slope of $\frac{3}{2}$. 2. For $4x+5y=20$: - Plot points $(5, 0)$ a…
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3. $\\triangle abc \\sim \\triangle xyz$ 4. $\\triangle abc \\sim \\tri…
3. $x=17$, $y=8$ 4. $x=\frac{864}{65}\approx13.29$, $y=\frac{72}{13}\approx5.54$ 5. $x=9$ 6. $x=10$, $y=7.5$
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find the area of the shaded region, given the perimeter measurements. 1…
1. Area of the shaded trapezoidal region: $\boldsymbol{155\sqrt{7}\ \mathrm{cm}^2}$ (or approximately $\boldsymbol{2050.7\ \mathrm{cm}^2}$) 2. (1) Estimated area with standard uni…
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graph and label each figure and its image under a dilation with the giv…
1. Triangle RST image vertices: $R': (-10, 2)$, $S': (-6, 8)$, $T': (4, -2)$ 2. Rectangle ABCD image vertices: $A': (-9, 0)$, $B': (3, 6)$, $C': (6, 0)$, $D': (-6, -6)$ (To comple…
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1. name three types of abuse a b c 2. i must report any allegation imme…
A. Physical Abuse B. Verbal Abuse C. Mental Abuse ### Question 2
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the volume of a cone is 27 cm³. what is the volume of a cylinder that s…
\( 81 \)
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janice wants to find the area of a square tabletop. she uses the formul…
9 square feet
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4 consider the geometric series ( 7 + 14 + 28 + dots + 3584 ). a find t…
s: a) The number of terms \( n=\boxed{10} \) b) The sum of the series \( S_{10}=\boxed{7161} \)
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trapezoid area using pythagorean theorem 6 m find the area of the trape…
1. Area of the top trapezoid: $30$ m² 2. Area of the bottom trapezoid: $15\sqrt{11}$ m² (or approximately $49.75$ m²)
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which shape is a quadrilateral? a. b.
a. <The closed shape with 4 straight sides>