Chapter 3 Test - Geo H

Select all the TRUE statements below:

• If two lines are parallel, alternating interior angles are congruent.

• If two lines are parallel, same-side interior angles are congruent.

• If two lines are parallel, corresponding angles are congruent.

• If two lines are parallel, corresponding angles are supplementary.

Name the triangle shown:

• Acute, Isosceles

• Obtuse, Isosceles

• Scalene, Equilateral

• Acute, Scalene

Find the measures of the numbered angles in the figure:

• m∠1 = 60°, m∠2 = 75°, m∠3 = 45°, m∠4 = 60°

• m∠1 = 45°, m∠2 = 75°, m∠3 = 60°, m∠4 = 45°

• m∠1 = 15°, m∠2 = 75°, m∠3 = 45°, m∠4 = 15°

• m∠1 = 50°, m∠2 = 75°, m∠3 = 35°, m∠4 = 50°

Explain why AC and ED must be parallel:

• Alternating Interior Angle Theorem (3.5)

• Postulate 10

• Postulate 11

• Same side angle theorem (3.3)

Find the value of x.

• x = 95°

• x = 25°

• x = 180°

• x = 60°

A polygon has 7 sides. What is the sum of all the interior angles?

• 900°

• 720°

• 360°

• 180°

A regular polygon has 15 sides. What is the measure of one of its exterior angles?

• 24°

• 20°

• 18°

• 30°

• 156°