Angles and Triangles Study Guide

Angles and Triangles Study Guide

Test on 3/11!

Skill #1: Finding a missing angle measurement

Multiple Choice

What kind of angle relationships is shown?

• Supplementary and Adjacent
• Complementary and Adjacent
• Vertical
• Obtuse

Multiple Choice

Solve for x.

• x = 160

• x = 20

• x = 30

• x = 120

Multiple Choice

What is the measure of the obtuse angle in the figure?

• 100

• 110

• 80

• 140

Multiple Choice

What is the equation that could be used to solve for the missing angle measure?

• x + 64 = 90

• x = 64

• x + 64 = 180

• 90 - x = 64

Multiple Choice

Find the missing angle.  Find x.

• 20^o
• 70^o
• 160^o
• 180^o

Multiple Choice

What kind of angle relationships is shown?

• Complementary and Adjacent
• Supplementary and Adjacent
• Vertical
• Obtuse

Math Response

The value of x is

Type answer here

Correct Answer: 5

Deg^°

Rad

Multiple Choice

What is the value of x?

• 37
• 72
• 108
• 18

Multiple Choice

Solve for the value of x:

• 100

• 30

• 70

• 10

Skill #2 Vocab and using vocab to answer questions

Multiple Choice

Which angles are vertical angles?

• $$\angle8\ \ and\ \angle7$$

• $$\angle8\ and\ \angle6$$

• $$\angle8\ and\ \angle5$$

Multiple Choice

What angle is vertical to angle 2?

• ∠4

• ∠1

• ∠2

• ∠5

Multiple Choice

Vertical angles are always

• acute
• total 180 degrees
• congruent (equal measures)
• adjacent angles

Multiple Choice

complementary, supplementary, or neither?

• Complementary
• Supplementary
• Neither

Multiple Choice

What type of angles are these?

• Adjacent Angles

• Linear Pair

• Complementary Angles

• Supplementary Angles

• Vertical Angles

Multiple Choice

• x = 118
• x = 108
• x = 28
• x = 58

Multiple Choice

Find the missing angle.

• 60°
• 70°
• 50°
• 140

Math Response

Angles P and Q are vertical angles.

Angle P measures (6x + 20)⁰

Angle Q measures 140⁰

What is the value of x?

Type answer here

Correct Answer: 20

Deg^°

Rad

Skill #3 Finding a missing angle within a triangle

Multiple Choice

A triangle's angles add up to...

• 90 Degrees
• 180 Degrees
• 360 Degrees
• OVER 9000 Degrees

Multiple Choice

Find the measure of the missing angle.

• 47
• 57
• 53
• 133

Multiple Choice

Find the measure of the missing angle.

• 139°
• 66°
• 138°
• 116°

Multiple Choice

Solve for x.

• 4
• 6
• 7
• -10

Skill #4 Creating triangles with correct side lengths

Multiple Choice

In order to make a triangle-the sum of the lengths of the two shortest sides of a triangle is _____ than the third side.

• less

• greater

• equal

Multiple Choice

Does a triangle with these side lengths exist?
15, 12, 9

• Yes
• No

Multiple Choice

Can the sides of a triangle have lengths 3, 4, and 9?

• Yes
• No

Multiple Choice

Which set of numbers may represent the lengths of the sides of a triangle?

• {2, 5, 9}

• {6, 6, 7}

• {6, 4, 2}

• {7, 8, 1}

Multiple Choice

In triangle ABC, the length of side AB is 10 inches and the length of side BC is 17 inches.  Which of the following could be the length of side AC?

• 16 inches
• 5 inches
• 32 inches
• 29 inches

Multiple Choice

If the longest side of the triangle was 10. Then the two shorter sides must have a sum that is ....?

• any length

• equal to 10

• greater than 10

• less than 10