Pearson 5-1/5-4 Review

Front

Given that AD = 61, CD = 61, and m∡ABC = 48°; find m∡CBD.

Back

m∡CBD = 24°.

Front

A ray that divides an angle into two congruent angles is called .............

Back

angle bisector.

Front

Which of the following triangles satisfy the Triangle Inequality Theorem? 5, 7, 10; 6, 9, 15; 2, 5, 7; 3, 4, 8.

Back

5, 7, 10.

Front

If the lengths of two sides of a triangle are 5 and 9, what is the range of possible lengths for the third side?

Back

4 < x < 14.

Front

Name the angles from SMALLEST to LARGEST: Q, R, P.

Back

R, P, Q.

Front

What is the Triangle Inequality Theorem?

Back

The sum of the lengths of any two sides of a triangle must be greater than the length of the third side.

Front

Define an angle bisector.

Back

A ray that divides an angle into two equal parts.

Front

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

Back

The sum of the interior angles of a triangle is 180°.

Front

If one angle of a triangle is 90°, what type of triangle is it?

Back

It is a right triangle.

Front

What is the relationship between the sides of a right triangle?

Back

In a right triangle, the square of the length of the hypotenuse is equal to the sum of the squares of the lengths of the other two sides (Pythagorean theorem).