Geometry 1st Semester Exam Study Guide

Front

What is the measure of angle A if the options are 44° , 96° , -14° , 63°?

Back

The measure of angle A is 44°.

Front

How do you find the y-coordinate of the midpoint of a line segment?

Back

The y-coordinate of the midpoint is the average of the y-coordinates of the endpoints.

Front

If m=3 and b=6, what is the slope-intercept equation?

Back

The slope-intercept equation is y=3x+6.

Front

What are vertical angles?

Back

Vertical angles are angles that are opposite each other when two lines intersect and they are always congruent (equal measures).

Front

If B is the midpoint of AC, what can you conclude about segments AB and BC?

Back

AB = BC.

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 * base * height.

Front

What is the Pythagorean theorem?

Back

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

Front

What is the definition of a congruent triangle?

Back

Congruent triangles are triangles that are identical in shape and size.

Front

How do you calculate the perimeter of a rectangle?

Back

Perimeter = 2 * (length + width).

Front

What is the definition of complementary angles?

Back

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