Geometry YL - Fall Semester Exam 24-25

Front

What is the definition of a midpoint in geometry?

Back

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

Front

If B is the midpoint of AC, and AC = 16, what is the length of AB?

Back

8

Front

What is the sum of the interior angles of a triangle?

Back

180 degrees.

Front

If two angles are complementary, what is the relationship between their measures?

Back

The sum of their measures is 90 degrees.

Front

What is the definition of congruent angles?

Back

Congruent angles are angles that have the same measure.

Front

If ∠A ≅ ∠D, what can we conclude about their measures?

Back

The measures of ∠A and ∠D are equal.

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 * base * height.

Front

If JK = 7 and LJ = 20, how do you find KL?

Back

KL = LJ - JK = 20 - 7 = 13.

Front

What is the definition of an acute angle?

Back

An acute angle is an angle that measures less than 90 degrees.

Front

What is the definition of a right angle?

Back

A right angle is an angle that measures exactly 90 degrees.