Proofs Using Angle Relationships

Find m∠3. ∠2 and ∠3 are complementary. ∠1≅ ∠4 and m∠2 = 28.

• 62°

• 45°

• 28°

• 72°

Tags

CCSS.7.G.B.5

Find m∠1. ∠2 and ∠3 are complementary. ∠1≅ ∠4 and m∠2 = 28.

• 62°

• 45°

• 28°

• 72°

Tags

CCSS.7.G.B.5

Find m∠12 if m∠11 = 11x and m∠13 = 10x + 12. Then determine which theorem justifies your work.

• 92°, Supplement Theorem

• 92°, Vertical Angles Theorem

• 88°, Supplement Theorem

• 88°, Vertical Angles Theorem

Tags

CCSS.7.G.B.5

Find m∠13 if m∠11 = 11x and m∠13 = 10x + 12. Then determine which theorem justifies your work.

• 92°, Supplement Theorem

• 92°, Vertical Angles Theorem

• 88°, Supplement Theorem

• 88°, Vertical Angles Theorem

Tags

CCSS.7.G.B.5

What type of angle is shown?

• acute
• obtuse
• right
• straight

Tags

CCSS.4.G.A.1

The angle relationship shown is - 

• complementary angles
• supplementary angles
• vertical angles
• adjacent angles

Tags

CCSS.7.G.B.5

Find the value of x.

• 20

• 30

• 40

• 60

Tags

CCSS.7.G.B.5

Which equation can be used to determine the value of x?

• 2x + 10 = 46

• 2x + 10 + 46 = 180

• 2x + 10 + 46 = 90

• not here

Tags

CCSS.7.G.B.5

Tags

CCSS.7.G.B.5

Solve for x

• 5
• 90
• 25
• 10

Tags

CCSS.7.G.B.5