Geometry Semester 1 12.17.24

Front

What is the sum of the angles in a triangle?

Back

The sum of the angles in a triangle is always 180°.

Front

If one angle in a triangle measures 48° and another measures 50°, what is the measure of the third angle?

Back

The third angle measures 82°.

Front

What is the value of x if 2x + 4 = 40?

Back

x = 18.

Front

What is the value of x if 3x - 6 = 30?

Back

x = 12.

Front

What is the value of x if 5x + 3 = 118?

Back

x = 23.

Front

If angle <7 = 74°, what is the measure of angle <4 if they are supplementary?

Back

Angle <4 measures 106°.

Front

What is a complementary angle?

Back

Two angles are complementary if their sum is 90°.

Front

What is a supplementary angle?

Back

Two angles are supplementary if their sum is 180°.

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.