Special Right Triangles Intro

What type of special triangle is this?

• 45°-45°-90°

• 30°-60°-90°

• Equiangular

• Equilateral

What type of special triangle is this?

• 45°-45°-90°

• 30°-60°-90°

• Isosceles

• Obtuse

What is the measure of side c?

• 7

• 7√2

• 14

What is the length of y in this 45-45-90 triangle?

• 8√2

• 4√2

• 4

• 8

Find x.

• 10

• √3

• 5

• 10√3

A 30-60-90 triangle has a hypotenuse of 20 cm. What is the length of the shorter leg?

• 10 cm

Which of the following is a characteristic of a 45-45-90 triangle?

• The lengths of the legs are equal.

• The length of the hypotenuse is twice the length of one leg.

• The lengths of the legs are in a ratio of 1:2.

Find x.

• 10

• 20

• 10√3

• √3

In a 30-60-90 triangle, the longer leg measures 10 cm. What is the length of the shorter leg?

• 5 cm

• 20 cm

• 5 cm

• 10 cm