Finals Geometry Part B

Front

What is the opposite side to angle E in a triangle?

Back

The opposite side to angle E is DF.

Front

What is the formula for the area of a triangle?

Back

A = (hb) ÷ 2, where h is the height and b is the base.

Tags

CCSS.6.G.A.1

Front

What is the definition of congruence in geometry?

Back

Congruence means that two figures have the same shape and size.

Tags

CCSS.8.G.A.2

Front

Which trigonometric function is used when given the two sides that are NOT the hypotenuse?

Back

Tangent.

Tags

CCSS.HSG.SRT.C.6

Front

How do you find the long leg in a 30-60-90 triangle if given the short leg?

Back

Multiply the short leg by √3.

Tags

CCSS.8.G.B.8

Front

What is the definition of the hypotenuse in a right triangle?

Back

The hypotenuse is the longest side of a right triangle, opposite the right angle.

Front

What is the Pythagorean theorem?

Back

In a right triangle, a² + b² = c², where c is the hypotenuse.

Tags

CCSS.8.G.B.8

Front

What does it mean for two triangles to be similar?

Back

Two triangles are similar if their corresponding angles are equal and their sides are in proportion.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Front

What is the formula for the area of a rectangle?

Back

Area = length × width.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What is the definition of a midpoint?

Back

The midpoint is the point that divides a line segment into two equal parts.

Tags

CCSS.HSG.GPE.B.6