Geometry Mid-Term Exam

Front

What is the definition of vertical angles?

Back

Vertical angles are angles that are opposite of each other when two lines intersect.

Tags

CCSS.7.G.B.5

Front

What does it mean for two triangles to be congruent?

Back

Two triangles are congruent if they have the same size and shape, which can be proven using criteria like SAS, AAS, or SSS.

Tags

CCSS.8.G.A.2

Front

What is the SAS criterion for triangle congruence?

Back

SAS stands for Side-Angle-Side, which means if two sides and the included angle of one triangle are equal to two sides and the included angle of another triangle, the triangles are congruent.

Tags

CCSS.HSG.SRT.B.5

Front

What is the measure of angle b if it is given as 36°?

Back

The measure of angle b is 36°.

Tags

CCSS.4.MD.C.7

Front

How do you find the coordinates of a dilated point?

Back

To find the coordinates of a dilated point, multiply the original coordinates by the scale factor.

Tags

CCSS.8.G.A.3

Front

What is the scale factor in dilation?

Back

The scale factor is a number that scales, or multiplies, the dimensions of a shape during dilation.

Tags

CCSS.8.G.A.3

Front

What is the definition of adjacent angles?

Back

Adjacent angles are two angles that share a common side and a common vertex but do not overlap.

Tags

CCSS.7.G.B.5

Front

What is the sum of the angles in a triangle?

Back

The sum of the angles in a triangle is always 180°.

Tags

CCSS.8.G.A.5

Front

What does it mean for angles to be complementary?

Back

Complementary angles are two angles whose measures add up to 90°.

Tags

CCSS.7.G.B.5

Front

What does it mean for angles to be supplementary?

Back

Supplementary angles are two angles whose measures add up to 180°.

Tags

CCSS.7.G.B.5