幾何
三角形、円、座標幾何、証明問題。
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composite function worksheet for credit. work must be neat and answer m…
2. $99$ 3. $1731$ 5. $730$ 6. $219$ 8. $9a$
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which of these triangles appears not to be congruent to any others show…
A. Triangle F D. Triangle C
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26. in the drawing below, is ∠abc≅∠cbd? show supporting work. m∠abc = 5…
# Explicación: ## Paso 1: Usar la relación de ángulos adyacentes Sabemos que \(m\angle ABC + m\angle CBD=m\angle ABD\). Sustituimos las expresiones dadas: \((5 - 6x)+(-7x + 1)=58\…
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given: $overline{ab}$ passes through $overline{cd}$ at point $e$. selec…
- $\angle AED$ and $\angle CEB$ are vertical angles - $\angle AED$ and $\angle CEA$ are supplementary angles (linear pair)
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if △jkl ≅ △mnp, which statement must be true? a. $overline{jk}congoverl…
C. $\angle K\cong\angle N$
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given: ∠dgf=(13x - 11)°, ∠egc=(10x + 4)°. part a: find the measures of …
Part A: $m\angle EGF = 36^{\circ}$ $m\angle EGA = 126^{\circ}$ Part B: not perpendicular to Part C: perpendicular to
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exercise 1 underline each personal pronoun and circle each possessive p…
1. Personal pronoun: Carlos, his; Possessive pronoun: his 2. Personal pronoun: She, them; No possessive pronoun 3. Personal pronoun: They; Possessive pronoun: their 4. Personal pr…
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given ∠dgf=(13x - 11)° ∠egc=(10x + 4)° part a: find the measures of eac…
$m\angle EGF = 36^{\circ}$ $m\angle EGA = 126^{\circ}$ $\angle AGD$ is congruent to $\angle EGB$
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question 10 of 10 what is the value of y? 56° a. 68° b. 56° c. 112° d. …
A. \(68^{\circ}\)
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question 9 of 10 what is the value of x? a. 144° b. 14° c. 56° d. 36°
D. 36°
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13. if b is the mid - point of $overline{ac}$, and $ac = 8x - 20$, find…
26
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question 8 of 10 if two angles of a triangle are acute, then the third …
C. could be any of these
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13) 8w^7(8w + 7w^4) 14) 7x(3x^3 - 5x^2+2x - 6) 15) - 6x(4x - 3) 16) - 7…
$56w^{11}+64w^{8}$ 14)
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question 6 of 10 what is the value of x? a. 150° b. 50° c. 100° d. 30°
D. 30°
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question 5 of 10 what is the value of y? a. 60° b. 120° c. 30° d. 40°
A. 60°
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some triangles can have more than one obtuse angle. a. true b. false
B. False
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question 3 of 10 what is the greatest number of acute angles that a rig…
C. 2
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question 2 of 10 a triangle with two acute angles must be a right trian…
B. False
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question 1 of 10 what do you know to be true about the values of p and …
B. \(p<q\)
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the point r is plotted on the coordinate grid below. plot the point r, …
Coordinates of $R$: $(-4,-2)$ Coordinates of $R'$: $(-4,2)$ When a point is reflected over the $x$-axis, the $y$-coordinate changes sign.
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question 10 of 10 its not possible to build a triangle with side length…
A. True
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the segments shown below could form a triangle. a c b 9 7 16 c b a a. t…
B. False
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question 8 of 10 a triangle has two sides of lengths 8 and 10. what val…
A. 4 B. 8 C. 7 E. 10
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given: ∠1 = 90° ∠2 = 34° ∠6 = 137° 13. < 3 = 90° 14. < 8 = 15. < 4 =
13. $90$ 14. $43$ 15. $56$
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a triangle has two sides of lengths 7 and 9. what value could the lengt…
A. 5 B. 10 C. 13 D. 8
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question 6 of 10 the segments shown below could form a triangle. a c b …
A. True
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question 5 of 10 the segments shown below could form a triangle. c a b …
A. True
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a triangle has two sides of lengths 5 and 12. what value could the leng…
E. 11, F. 9
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a triangle has sides measuring 8 inches and 12 inches. if x represents …
B. \(4 < x<20\)
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1. given directed line segment ab, find the coordinates of p such that …
The coordinates of $P$ are $(\frac{2x_2+x_1}{3},\frac{2y_2+y_1}{3})$
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question 2 of 10 the segments shown below could form a triangle. a c b …
B. False
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question 1 of 10 which of the following is the statement of the triangl…
A. The sum of the lengths of any two sides of a triangle is greater than the length of the third side.
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question 10 of 10 which is the best definition of a scalene triangle? a…
A. A triangle in which no two sides are congruent
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question 9 of 10 classify the following triangle. check all that apply.…
A. Acute, E. Scalene
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classify the following triangle. check all that apply. 120° a. isoscele…
A. Isosceles F. Obtuse
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classify the following triangle. check all that apply. 35° 10.1 7 102° …
A. Scalene D. Obtuse
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the graph shows the relationship between the volume of a rectangular pr…
$-\frac{1}{3}$
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all isosceles triangles are equilateral. a. true b. false
B. False
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what the length of 11 and 12? 11. a(6, 8), b(-1, 8) 12. c(5, -6), d(5, …
11. 7 12. 12
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reflect the figure over the line y = -1. plot all of the points of the …
To reflect a point $(x,y)$ over the line $y = - 1$, we use the following rule: The $x$-coordinate remains the same, and the new $y$-coordinate is given by $y'=-1-(y + 1)=-y - 2$. …
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classify the following triangle. check all that apply. a. equilateral b…
A. Equilateral B. Acute D. Isosceles
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classify the following triangle. check all that apply. a. scalene b. is…
A. Scalene E. Right
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question 3 of 10 classify the following triangle. check all that apply.…
D. Right, F. Isosceles
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9. convert: $\frac{11pi}{30}$ into degrees. $\frac{11pi}{30}cdot\frac{1…
1. The angle $\frac{11\pi}{30}$ in degrees is $66^{\circ}$. 2. To graph $y = 2^{x - 3}+1$: - The horizontal asymptote is $y = 1$. - The point $(3,2)$ lies on the graph. - As $x$ i…
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isosceles triangles can be acute or obtuse. a. true b. false
A. True
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consider the lines graphed in the coordinate plane. which lines are per…
Line \(p\) and line \(r\)
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all equilateral triangles are acute and isosceles. a. true b. false
A. True
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in the figure, lines a and b are intersected by line t. which of these …
$\angle1$ and $\angle3$ are supplementary
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classify the following triangle as acute, obtuse, or right. a. acute b.…
C. Right
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which of the following are valid names for the given triangle? check al…
A. $\triangle LMZ$, C. $\triangle MLZ$, E. $\triangle ZML$
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which statement describes two skew lines? they do not intersect and the…
They do not intersect and do not lie on the same plane.
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which transformation would take figure a to figure b? answer a reflecti…
B. A counterclockwise rotation of 180° about the origin
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question 8 of 10 classify the following triangle as acute, obtuse, or r…
C. Obtuse
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9. alfred wants to make a doll house that is a copy of his own house. t…
$\frac{16}{45}\text{ m}\approx0.36\text{ m}$
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question which transformation would take figure a to figure b? answer a…
A. A reflection over the x - axis
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which is the best definition of a triangle? a. a figure formed by three…
A. A figure formed by three segments connecting three noncollinear points
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use the information to answer the question. the area of a circle is 144…
C. 24 m
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what are the vertices of △pqr? a. p, q, and r b. $overline{pq}$, $overl…
A. \(P, Q, \text{and }R\)
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question which transformation would take figure a to figure b? answer a…
A clockwise rotation of 90° about the origin
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9. the elmore bank had just put in a new safe and vault. mr. adams was …
1. he, Jimmy 2. her, Annabel 3. their, Annabel's family 4. her, Agatha 5. it, the suitcase
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quadrilateral abcd is a kite with an area of 80 square inches. the leng…
C. 10 in.
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question 5 of 10 ∠c is opposite______. a. ∠c b. (overline{bc}) c. (over…
C. \(\overline{AB}\)
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use the net to find the surface area of the cube. 12 m 12 m 12 m 12 m 1…
C. $864$ m²
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question 4 of 10 \\(\\overline{ab}\\) is included between a. \\(\\angle…
A. $\angle A$ and $\angle B$
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multiple choice question a cube, a pyramid, and a circle are examples o…
C. geometric
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in δhik, hj is a median. what is the length of (overline{hi})? a 12 b 3…
C. 13
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which of the following are valid names for the triangle below? check al…
D. \(\triangle DMR\), E. \(\triangle MRD\)
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question what is the image of (8, - 6) after a dilation by a scale fact…
$(4, - 3)$
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question 2 of 10 classify the following triangle as acute, obtuse, or r…
C. Acute
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2. given directed line - segment (overline{qs}), find the coordinates o…
For problem 2: After identifying \(Q\) and \(S\) coordinates and substituting into \(x_R=\frac{3x_2+5x_1}{8}\), \(y_R=\frac{3y_2+5y_1}{8}\), get the coordinates of \(R\). For prob…
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what is the image of (0, -3) after a dilation by a scale factor of $\fr…
$(0, - 1)$
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question 1 of 10 classify the following triangle as acute, obtuse, or r…
A. Acute
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given m||n, find the value of x. answer attempt 1 out of 2 x =
\(x = 38\)
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question what is the image of (-1, -1) after a dilation by a scale fact…
$(-5,-5)$
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look at this diagram: if (overleftrightarrow{ik}) and (overleftrightarr…
$63$
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11. these two angles are: supplementary ____ complementary ____ angle x…
11. Supplementary; 95° 12. Complementary; 58° 13. 90 14. 137 15. 34
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question what is the image of (0, -9) after a dilation by a scale facto…
$(0, - 3)$
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6. the slope of a hill is an average of 0.64. how many metres will it r…
6. 20.48 m 7. $\frac{143}{1200}\approx0.119$ 8. Slope of roof: 0.4; Slope of diagonal trusses: 0.4
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question \\(\\overline{pq}\\) is dilated by a scale factor of 4 to form…
48
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the segment below is the image of $overline{wx}$ after dilation by a sc…
27
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value: 8 match the type of center to the segments used to it. a. median…
1. a. Medians 2. c. Angle Bisectors 3. d. Altitudes 4. b. Perpendicular Bisectors
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a figure containing ∠cde is dilated by a scale factor of 5 to form a ne…
$119$
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for exercises 6 - 9, find the coordinates of each point described in re…
8. \((\frac{10}{3},\frac{8}{3})\) 9. \((\frac{10}{3},\frac{8}{3})\)
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solve for the value of e. (8e - 6)° (7e + 6)°
$e = 12$
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for example, a third - person plural pronoun must refer to a third - pe…
1. Circle "him", arrow to "Jimmy Valentine". 2. Circle "it", no clear - cut arrow (unclear antecedent); circle "He", arrow to "Jimmy". 3. Circle "you", arrow to "Valentine" (Jimmy…
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solve for the value of q.
\(q = 10\)
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if c lies between a and b on $overline{ab}$, then $ac + cb = ab$. choos…
C. $AB = 10.7$
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solve for the value of q.
$q = 45$
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in the law of syllogism, suppose p → q and q → r are true, where p is “…
true
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solve for the value of a. (8a + 6)° 52°
$a = 4$
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select the correct equation and correct answer to solve for x using the…
a. $2(2x - 15)=2x - 8$ e. 11
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solve for the value of w.
$11$
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determine whether the hypothesis of each given conditional is true from…
No, No
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value: 2 true or false? in the triangle below, side $overline{lm}$ is p…
False
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which triangle is similar to △pqr? (triangles are not drawn to scale)
A. The triangle with side - lengths 13, 15, 11.
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what conclusion can you draw from the following statements? • if a figu…
C. If a figure is a square, then it is not a triangle.
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solve for the value of p. answer attempt 1 out of 2 p =
$p = 9$
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what equation would you set up to solve for x? o a. x + 20 = x + 28 o b…
B. $2(x + 20)=x + 28$
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if (mangle a) is less than 90, then (angle a) is an acute angle. the me…
A. ∠A is acute.
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the sides of a triangle measure 7.9 cm, 15.5 cm, and 14.8 cm. the angle…
D. 30°