Geometry Semester 1 Final Exams 2024-2025

Front

What is the length of the missing side in a triangle if one side is 4, another is 8, and the third is x?

Back

x = 8

Front

Which triangle congruence theorem can be used to prove that two triangles are congruent if all three sides are equal?

Back

SSS (Side-Side-Side) theorem

Front

Find tan X if the opposite side is 32 and the adjacent side is 24.

Back

tan X = 32/24

Front

Which equation would you use to solve for x if x + 38 = 90?

Back

x + 38 = 90

Front

What are the coordinates of point K' if the point K(1, -4) is reflected across the x-axis?

Back

K' = (1, 4)

Front

Define the term 'congruent triangles'.

Back

Triangles that are identical in shape and size, having corresponding sides and angles equal.

Front

What is the Pythagorean theorem?

Back

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

Front

What does the acronym 'SAS' stand for in triangle congruence?

Back

SAS stands for Side-Angle-Side, a criterion for triangle congruence.

Front

How do you find the area of a triangle?

Back

Area = 1/2 * base * height.

Front

What is the formula for the circumference of a circle?

Back

Circumference = 2 * π * radius.