QUARTER 1 1ST REVIEWER

Which of the following describes an irregular polygon?

• All sides and angles are equal

• It has at least one side or angle different from the others

• It has only straight and equal sides

• All sides and all angles are the same

What is the sum of the interior angles of a pentagon?

• 360°

• 540°

• 720°

• 900°

A quadrilateral has three angles measuring 95°, 85°, and 110°. What is the measure of the fourth angle?

• 65°

• 75°

• 85°

• 95°

Which property is true for both a regular hexagon and an irregular hexagon?

• All sides are equal

• All angles are equal

• The sum of the interior angles is 720°

• The sum of the exterior angles is 540°

Which of the following is a regular polygon?

• Parallelogram

• Square

• Scalene triangle

• Trapezoid

The sum of the measures of the angles in a triangle is?

• 90°

• 180°

• 270°

• 360°

In a regular decagon (10-sided polygon), what is the measure of each interior angle?

• 144°

• 150°

• 160°

• 162°

The sum of two supplementary angles is?

• 45°

• 90°

• 180°

• 360°

One of the angles in a supplementary pair measures 75°. What is the measure of its supplement?

• 95°

• 100°

• 105°

• 115°

Which statement correctly compares complementary and supplementary angles?

• Complementary = 90°, Supplementary = 180°

• Both equal 90°

• Both equal 180°

• Complementary = 180°, Supplementary = 90°