8th Grade Chapter 5 Mid-Chapter Quiz

Classify ∠1 and ∠8 as alternate interior, alternate exterior, or corresponding angles.

• Alternate Interior Angles

• Alternate Exterior Angles

• Corresponding Angles

Find m∠4 if m∠1 = 100°.

Find m∠5 if m∠1 = 100°.

∠A and ∠B are alternate exterior angles formed by two parallel lines cut by a transversal. Find m∠B if m∠A = 38°. (Hint: Draw a picture to help you.)

∠9 and ∠10 are corresponding angles formed by two parallel lines cut by a transversal. The angles are also complementary. Find m∠9 (Hint: Complimentary Angles = 90 degrees)

Determine the third angle measure of a right triangle if the measure of one of the angles is 25°.

Determine the value of x in the triangle.

Determine the value of x in the triangle

Determine the value of x in each triangle.

Determine the missing measure in each triangle with the given angle measures.

45°, 35°, x°