Unit 6 Geometry Review

Front

What is the definition of an obtuse triangle?

Back

An obtuse triangle is a triangle that has one angle greater than 90 degrees.

Front

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

Back

The sum of the interior angles of a triangle is always 180 degrees.

Front

If a triangle has all sides of different lengths, what type of triangle is it?

Back

It is called a scalene triangle.

Front

What is an adjacent angle?

Back

Adjacent angles are two angles that share a common side and vertex.

Front

Solve for x: 2x + 10 = 70

Back

x = 30

Front

What is the definition of a right triangle?

Back

A right triangle is a triangle that has one angle equal to 90 degrees.

Front

If a triangle has two equal sides, what type of triangle is it?

Back

It is called an isosceles triangle.

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 * base * height.

Front

Solve for x: 3x - 5 = 10

Back

x = 5.

Front

What is the definition of a complementary angle?

Back

Complementary angles are two angles whose sum is 90 degrees.