Geometry

What are acute angles?

• a 90° angle

• an angle whose measure is less than 90

• an angle that measures more than 90° but less than 180°

• Any set of two angles that add up to 90°

Tags

CCSS.4.G.A.1

What's a right angle?

• an angle that measures more than 90° but less than 180°

• an angle that measures 180°

• an angle that measures 90°

• Any set of two angles that add up to 180°

Tags

CCSS.4.G.A.1

What are parallel lines?

• two lines that never intersect

• two lines that intersect

• a line that that intersects two other lines.

Tags

CCSS.HSG.CO.A.1

What are supplementary angles?

• Two angles that are right next to each other that share a vertex and a ray.

• Any set of two angles that add up to 90°

• Any set of two angles that add up to 180°

Tags

CCSS.7.G.B.5

What's are alternate interior angles?

• Two exterior angles on opposite sides of the transversal line that are congruent (equal)

• Two interior angles on opposite sides of the transversal that are congruent (equal)

• Two angles in the same position, one on each parallel line.

Tags

CCSS.8.G.A.5

What are vertical angles?

• Two angles that are NOT adjacent. These angles are equal and across from each other.

• Two angles that are right next to each other that share a vertex and a ray.

Tags

CCSS.7.G.B.5

What are transversal lines?

• two lines that never intersect.

• Any set of two angles that add up to 90°

• a line that intersects two other lines

• an angle that measure 180.

Tags

CCSS.8.G.A.5

What is an obtuse angle?

• an angle that measures more than 90° but less than 180°

• a 90° angle

• an angle that measures less than 90°

• an angle that measures 360

Tags

CCSS.4.G.A.1

What is the measurement of a straight line?

• 180°

• 90°

• 360

• 108

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

What are complementary angles?

• Any set of two angles that add up to 180°

• Any set of two angles that add up to 90°

• Any set of two angles that add up to 360

Tags

CCSS.7.G.B.5