Question 1

Solve the problem.
-Which of the lines in the picture are lines of symmetry of the given figure?

Accepted Answer

A) l, m, and n 
B) l and n 
C) None 
D) m 
A) l, m, and n 
B) l and n 
C) None 
D) m D

Question 2

Tell whether the angle is acute, right, obtuse, or straight.
-

Accepted Answer

A)  $\text { Straight }$ 
B)  Right 
C)  Acute 
D)  Obtuse 
A)  $\text { Straight }$ 
B)  Right 
C)  Acute 
D)  Obtuse B

Question 3

Convert the given angle measure to a decimal rounded to the nearest hundredth.
-What is the angle between the hour and the minute hands if the time is 7:30?

Accepted Answer

A) 390° 
B) 72° 
C) 30° 
D) 45° 
A) 390° 
B) 72° 
C) 30° 
D) 45° D

Question 4

Choose the terminology that best classifies the given figure.
-

Accepted Answer

A) Closed curve 
B) None of these 
C) Simple curve 
D) Simple closed curve 
A) Closed curve 
B) None of these 
C) Simple curve 
D) Simple closed curve

Question 5

Find the requested angle.
-The sum of two angles of a triangle is 170°. What is the supplement of the third angle of the triangle?

Accepted Answer

A) 10° 
B) 85° 
C) 170° 
D) -80° 
A) 10° 
B) 85° 
C) 170° 
D) -80°

Question 6

Find the measure of the dihedral angle indicated.
-The figure shown is a right prism whose bases are regular hexagons. Find the measure of the dihedral angle between each lateral face and a base.

Accepted Answer

A)  $60 ^ { \circ }$ 
B)  $135 ^ { \circ }$ 
C)  $90 ^ { \circ }$ 
D)  $120 ^ { \circ }$ 
A)  $60 ^ { \circ }$ 
B)  $135 ^ { \circ }$ 
C)  $90 ^ { \circ }$ 
D)  $120 ^ { \circ }$

Question 7

Refer to the figure to classify the statement as true or false.

-$$\overleftrightarrow { \mathrm { AB } } \text { and } \overleftrightarrow { \mathrm { CF } } \text { are parallel lines. }$$

Accepted Answer

A) True 
 B)False

Question 8

Answer the question.
-How many planes are determined by 5 points, no three of which are collinear?

Accepted Answer

A) 60 
B) 30 
C) 10 
D) 20 
A) 60 
B) 30 
C) 10 
D) 20

Question 9

Identify the triangle as scalene, isosceles, or equilateral.
-

Accepted Answer

A)  Isosceles 
B)  Scalene 
C)  Equilateral 
A)  Isosceles 
B)  Scalene 
C)  Equilateral

Question 10

Solve the problem.
-Which of the lines in the picture are lines of symmetry of the given figure?

Accepted Answer

A) l, m, n, and o 
B) m 
C) m and o 
D) l and n 
A) l, m, n, and o 
B) m 
C) m and o 
D) l and n

Question 11

Find the measure of the dihedral angle indicated.
-The figure shown is a right prism whose bases are regular octagons. Find the measure of the dihedral angle between each lateral face and a base.

Accepted Answer

A)  $120 ^ { \circ }$ 
B)  $90 ^ { \circ }$ 
C)  $135 ^ { \circ }$ 
D)  $45 ^ { \circ }$ 
A)  $120 ^ { \circ }$ 
B)  $90 ^ { \circ }$ 
C)  $135 ^ { \circ }$ 
D)  $45 ^ { \circ }$

Question 12

Determine the measure of the interior angle at vertex A.
-

Accepted Answer

A) 50° 
B) 70° 
C) 150° 
D) 210° 
A) 50° 
B) 70° 
C) 150° 
D) 210°

Question 13

Refer to the figure to classify the statement as true or false.

-$$\overleftrightarrow { \mathrm { AB } } \text { and } \overleftrightarrow { \mathrm { CF } } \text { are intersecting lines. }$$

Accepted Answer

A) True 
 B)False

Question 14

Choose the terminology that best classifies the given figure.
-

Accepted Answer

A) Closed curve 
B) Simple closed curve 
C) Convex curve 
D) Simple curve 
A) Closed curve 
B) Simple closed curve 
C) Convex curve 
D) Simple curve

Question 15

Find the measure of the dihedral angle indicated.
-The figure shown is a right prism whose bases are regular hexagons. Find the measure of the dihedral angle between adjacent lateral faces.

Accepted Answer

A)  $60 ^ { \circ }$ 
B)  $135 ^ { \circ }$ 
C)  $120 ^ { \circ }$ 
D)  $90 ^ { \circ }$ 
A)  $60 ^ { \circ }$ 
B)  $135 ^ { \circ }$ 
C)  $120 ^ { \circ }$ 
D)  $90 ^ { \circ }$

Question 16

Decide whether the figure is convex or concave.
-

Accepted Answer

A) Convex 
B) Concave 
A) Convex 
B) Concave

Question 17

Choose the terminology that best classifies the given figure.
-

Accepted Answer

A) Convex curve 
B) Concave curve 
C) Polygon 
D) Simple closed curve 
A) Convex curve 
B) Concave curve 
C) Polygon 
D) Simple closed curve

Question 18

Solve the problem.
-Which of the lines in the picture are lines of symmetry of the given figure?

Accepted Answer

A) r and t 
B) r 
C) q and s 
D) q, r, s, and t 
A) r and t 
B) r 
C) q and s 
D) q, r, s, and t

Question 19

Refer to the figure to classify the statement as true or false.

-$$\overleftrightarrow { \mathrm { AK } } \text { and } \overleftrightarrow { \mathrm { EK } } \text { are perpendicular to the plane BEF. }$$

Accepted Answer

A) True 
 B)False

Question 20

Find the missing angle.
-

Accepted Answer

A)  $38 ^ { \circ }$ 
B)  $62 ^ { \circ }$ 
C)  $44 ^ { \circ }$ 
D)  $52 ^ { \circ }$ 
A)  $38 ^ { \circ }$ 
B)  $62 ^ { \circ }$ 
C)  $44 ^ { \circ }$ 
D)  $52 ^ { \circ }$

Solve the problem. -Which of the lines in the picture are lines of symmetry of the given figure?

Tell whether the angle is acute, right, obtuse, or straight. -

Convert the given angle measure to a decimal rounded to the nearest hundredth. -What is the angle between the hour and the minute hands if the time is 7:30?

Choose the terminology that best classifies the given figure. -

Find the requested angle. -The sum of two angles of a triangle is 170°. What is the supplement of the third angle of the triangle?

Find the measure of the dihedral angle indicated. -The figure shown is a right prism whose bases are regular hexagons. Find the measure of the dihedral angle between each lateral face and a base.

Answer the question. -How many planes are determined by 5 points, no three of which are collinear?

Identify the triangle as scalene, isosceles, or equilateral. -

Solve the problem. -Which of the lines in the picture are lines of symmetry of the given figure?

Find the measure of the dihedral angle indicated. -The figure shown is a right prism whose bases are regular octagons. Find the measure of the dihedral angle between each lateral face and a base.

Determine the measure of the interior angle at vertex A. -

Choose the terminology that best classifies the given figure. -

Find the measure of the dihedral angle indicated. -The figure shown is a right prism whose bases are regular hexagons. Find the measure of the dihedral angle between adjacent lateral faces.

Decide whether the figure is convex or concave. -

Choose the terminology that best classifies the given figure. -

Solve the problem. -Which of the lines in the picture are lines of symmetry of the given figure?

Find the missing angle. -

An Introduction to Problem Solving

Introduction to Logic and Sets

Numeration Systems and Whole Number Operations

Number Theory

Integers

Rational Numbers and Proportional Reasoning

Rational Numbers As Decimals and Percents

Real Numbers and Algebraic Thinking

Probability

Data Analysisstatistics: an Introduction

Congruence and Similarity With Constructions

Congruence and Similarity With Transformations

Area, Pythagorean Theorem, and Volume

Filters

Exam 11: Introductory Geometry

Solve the problem. -Which of the lines in the picture are lines of symmetry of the given figure?

Tell whether the angle is acute, right, obtuse, or straight. -

Convert the given angle measure to a decimal rounded to the nearest hundredth. -What is the angle between the hour and the minute hands if the time is 7:30?

Choose the terminology that best classifies the given figure. -

Find the requested angle. -The sum of two angles of a triangle is 170°. What is the supplement of the third angle of the triangle?

Find the measure of the dihedral angle indicated. -The figure shown is a right prism whose bases are regular hexagons. Find the measure of the dihedral angle between each lateral face and a base.

Refer to the figure to classify the statement as true or false. - AB↔ and CF↔ are parallel lines. \overleftrightarrow { \mathrm { AB } } \text { and } \overleftrightarrow { \mathrm { CF } } \text { are parallel lines. }AB and CF are parallel lines.

Answer the question. -How many planes are determined by 5 points, no three of which are collinear?

Identify the triangle as scalene, isosceles, or equilateral. -

Solve the problem. -Which of the lines in the picture are lines of symmetry of the given figure?

Find the measure of the dihedral angle indicated. -The figure shown is a right prism whose bases are regular octagons. Find the measure of the dihedral angle between each lateral face and a base.

Determine the measure of the interior angle at vertex A. -

Refer to the figure to classify the statement as true or false. - AB↔ and CF↔ are intersecting lines. \overleftrightarrow { \mathrm { AB } } \text { and } \overleftrightarrow { \mathrm { CF } } \text { are intersecting lines. }AB and CF are intersecting lines.

Choose the terminology that best classifies the given figure. -

Find the measure of the dihedral angle indicated. -The figure shown is a right prism whose bases are regular hexagons. Find the measure of the dihedral angle between adjacent lateral faces.

Decide whether the figure is convex or concave. -

Choose the terminology that best classifies the given figure. -

Solve the problem. -Which of the lines in the picture are lines of symmetry of the given figure?

Find the missing angle. -

An Introduction to Problem Solving

Introduction to Logic and Sets

Numeration Systems and Whole Number Operations

Number Theory

Integers

Rational Numbers and Proportional Reasoning

Rational Numbers As Decimals and Percents

Real Numbers and Algebraic Thinking

Probability

Data Analysisstatistics: an Introduction

Congruence and Similarity With Constructions

Congruence and Similarity With Transformations

Area, Pythagorean Theorem, and Volume

Filters