Geometry Review

Front

What is the angle of elevation?

Back

The angle of elevation is the angle formed by the horizontal line and the line of sight to an object above the horizontal level.

Front

How do you calculate the height of a tree using the angle of elevation?

Back

Use the formula: height = distance * tan(angle of elevation).

Front

What is the relationship between sine and cosine in a right triangle?

Back

In a right triangle, sin(θ) = cos(90° - θ).

Front

What does AAS stand for in triangle congruence?

Back

AAS stands for Angle-Angle-Side, a method to prove triangles are congruent.

Front

What is the midpoint of a line segment?

Back

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

Front

How do you find the perimeter of a trapezoid?

Back

Add the lengths of all four sides of the trapezoid.

Front

What is the slope of parallel lines?

Back

Parallel lines have equal slopes.

Front

What is the sine of 60 degrees?

Back

sin(60°) = √3/2.

Front

What is the cosine of 30 degrees?

Back

cos(30°) = √3/2.

Front

What does SAS stand for in triangle congruence?

Back

SAS stands for Side-Angle-Side, a method to prove triangles are congruent.