Lines and Angles Challenge

What is the measure of angle A if angle B is 70 degrees and they are complementary?

• 90 degrees

• 20 degrees

• 50 degrees

• 30 degrees

If two lines intersect and form a pair of vertical angles, what can you say about their measures?

• The measures of vertical angles are always different.

• Vertical angles are complementary angles.

• The measures of vertical angles are equal.

• Vertical angles are supplementary angles.

Classify the lines: Line 1 is horizontal and Line 2 is vertical. What type of lines are they?

• Perpendicular lines

• Parallel lines

• Skew lines

• Intersecting lines

If angle C is 45 degrees, what is the measure of its supplementary angle?

• 45 degrees

• 135 degrees

• 180 degrees

• 90 degrees

Calculate the measure of angle D if angle E is 110 degrees and they are supplementary.

• 70 degrees

• 100 degrees

• 80 degrees

• 90 degrees

What type of angle is formed when two lines are perpendicular?

• Straight angle

• Right angle

• Obtuse angle

• Acute angle

If angle F is 30 degrees, what is the measure of angle G if they are complementary?

• 30 degrees

• 90 degrees

• 45 degrees

• 60 degrees

Identify the relationship: If two parallel lines are cut by a transversal, what can you say about the alternate interior angles?

• The alternate interior angles are unequal.

• The alternate interior angles are complementary.

• The alternate interior angles are supplementary.

• The alternate interior angles are equal.

If angle H is 90 degrees, what type of angle is it?

• Right angle

• Acute angle

• Straight angle

• Obtuse angle

What is the sum of the measures of two complementary angles?

• 90 degrees

• 60 degrees

• 180 degrees

• 45 degrees