S2D2 Angles Review

Solve

• 50°
• 58°
• 115°
• 226°

Solve

• 80°
• 40°
• 180°
• 140°

Solve

• 22°
• 42°
• 242°
• 12°

Find the value of ∠A.

• 25°
• 30°
• 35°
• 90°

Calculate m∠ABC.

• 45°

• 60°

• 105°

• 15°

If m∠RST = (12x -1)°, m∠RSU = (9x -15)°,

and m∠UST = 53°, find each measure.

• x = 13

  m∠RST = 155°

  m∠RSU = 102°

• x = 3

  m∠RST = 35°

  m∠RSU = 12°

• x = 22

  m∠RST = 263°

  m∠RSU = 183°

• x = 8

  m∠RST = 95°

  m∠RSU = 57°

What are complementary angles?

• Angles that add up to 180°

• Angles that add up to 90°

• Angles that are equal to each other

• Angles that are opposite of each other when lines intersect.

What are supplementary angles?

• Angles that add up to 180°

• Angles that add up to 90°

• Angles that are equal to each other

• Angles that are opposite of each other when lines intersect

What is an example of a pair of complementary angles?

• 13° and 45°
• 10° and 170°
• 81° and 9°
• 90° and 3°

• x = 118
• x = 108
• x = 28
• x = 58