Grade 7 Mathematics 1st Quarter

Which of the following figures is a polygon?

• a.

• b.

• c.

• d.

What is the main difference between a regular polygon and an irregular polygon?

• Regular polygons have more sides than irregular polygons.

• Irregular polygons have more angles than regular polygons.

• Regular polygons have equal side lengths and equal interior angles.

• Irregular polygons are always concave, while regular polygons are always convex.

When drawing a regular pentagon (5 sides), which of the following is true?

• All sides are of equal length, and all angles are equal.

• Only three sides are of equal length, and all angles are different.

• All sides are different lengths, and all angles are different.

• Only the opposite sides are equal in length.

If you are asked to draw an equilateral triangle, what should be the measure of each interior angle?

• 60°

• 90°

• 120°

• 180°

When drawing a square, what should be the measure of each of its interior angles?

• 45°

• 60°

• 90°

• 120°

How many sides does a regular polygon have if each of its interior angles measures 135°?

• 6 sides

• 8 sides

• 10 sides

• 12 sides

Which of the following angle pairs always have measures that add up to 180°?

• complementary angles

• congruent angles

• supplementary angles

• vertical angles

Which of the following describes complementary angles?

• two non-adjacent angles with equal measures

• two adjacent angles with equal measures

• the sum of the measures of two angles is 180°

• the sum of the measures of two angles is 90°

If two angles are supplementary, and one angle measures 70°, what is the measure of the other angle?

• 10°

• 20°

• 110°

• 120°

Which of the following statements is true about figure 1?

• ∠AGF and ∠HGS are adjacent angles

• ∠HGS and ∠FGH are complementary angles

• ∠FGA and ∠FGS form a linear pair

• ∠HGS and ∠FGA are vertical angles