Mathematics 7-Quarter 1

Which of the following pairs of angles are adjacent angles?

• Angles that add up to 90°

• Angles that are on the same line

• Angles that share common vertex and common side

• Angles that are across from each other

You measured an octagon at Sampaloc Lake Park. Four sides measured 6 cm, but another four sides measured 8 cm. What is this shape?

• Regular Hexagon

• Irregular Hexagon

• Regular Octagon

• Irregular Octagon

Ana measured a polygon and got these results: 5 equal sides and 3 angles measuring 110°, 2 angles measuring 100°. What type of polygon is it?

• Regular Pentagon

• Irregular Pentagon

• Regular Hexagon

• Irregular Hexagon

During a Math Week activity at San Vicente Integrated High School, you measured a pentagon where each interior angle is exactly 108°. What does this tell you?

• Regular Pentagon

• Irregular Pentagon

• Regular Hexagon

• Irregular Hexagon

While measuring a heptagon drawn on your notebook, you found all sides equal and all angles equal. What type of polygon is it?

• Regular Heptagon

• Irregular Heptagon

• Regular Hexagon

• Irregular Hexagon

At a barangay hall in Brgy. San Ignacio, a floor tile pattern shows a hexagon with equal sides but some angles measuring 125° and others 115°. What kind of polygon is it?

• Regular pentagon

• Regular hexagon

• Irregular hexagon

• Octagon

What type of angle pair are two angles that add up to 180°?

• Complementary angles

• Supplementary angles

• Vertical angles

• Adjacent angles

If two angles are complementary, what is the sum of their measures?

• 90°

• 180°

• 360°

• 45°

If angle A measures 30°, what is the measure of its complementary angle?

• 140°

• 50°

• 5°

• 60 °

What type of angle pair are two angles formed by two intersecting lines and always congruent?

• Complementary angles

• Supplementary angles

• Vertical angles

• Adjacent angles