Geometry Quiz

A triangle is formed by intersecting lines. What is the measure of angle x?

• A) 141°

• B) 129°

• C) 51°

• D) 39°

If the measure of ∠4 is 55°, what is the measure of ∠2?

• 145°

• 125°

• 55°

• 35°

Angles B and W are supplementary. Angle B has a measure of (4x + 16)°. Angle W has a measure of 68°. What is the value of x?

• (A) 13

• (B) 24

• (C) 28

• (D) 42

A designer builds a scale model of a house using the scale factor 1 ft = 2.4 cm. If the actual height of a wall in the house is 8.25 feet, how tall is the corresponding wall in the scale model?

• 3.44 cm

• 5.85 cm

• 10.65 cm

• 19.8 cm

Which set of measurements determines more than one triangle?

• 15°, 20°, 145°

• 6 inches, 10 inches, 12 inches

• 10°, 70°, 120°

• 14 feet, 20 feet, 28 feet

Angles Q and R are vertical angles. Angle Q has a measure of (2x + 12)°. Angle R has a measure of 44°. What is the value of x?

• 16

• 17

• 44

• 62

• 31

• 13

• 7

• 3.4

Which set of three angles could be the interior measures of a triangle?

• 20°, 40°, 80°

• 30°, 60°, 90°

• 40°, 70°, 80°

• 50°, 60°, 100°