Special Triangles Decimals

Calculate the length of the hypotenuse in a 45-45-90 triangle when both legs are 7.2 cm.

• 10.18 cm

• 9.5 cm

• 10.2 cm

• 11.0 cm

If the length of one leg of a 45-45-90 triangle is 5.5 cm, what is the length of the hypotenuse?

• 7.78 cm

• 8.5 cm

• 7.5 cm

• 6.5 cm

In a 30-60-90 triangle, if the shorter leg is 4.2 cm, what is the length of the hypotenuse?

• 8.4 cm

• 7.28 cm

• 6.5 cm

• 8.2 cm

What is the length of the longer leg in a 30-60-90 triangle if the shorter leg is 3.6 cm?

• 6.23 cm

• 5.5 cm

• 6.22 cm

• 7.2 cm

Which would be the best classification for the triangle shown?

• right isosceles

• obtuse scalene

• obtuse isosceles

• right scalene

In a 30-60-90 triangle, the hypotenuse is 10.5 cm. What is the length of the shorter leg?

• 5.25 cm

• 6.5 cm

• 7.5 cm

• 5.75 cm

Find the length of the longer leg in a 30-60-90 triangle if the hypotenuse is 14.4 cm.

• 12.48 cm

• 7.2 cm

• 12.4 cm

• 8.32 cm

If the hypotenuse of a 45-45-90 triangle is 12.0 cm, what is the length of each leg?

• 8.49 cm

• 9.0 cm

• 8.5 cm

• 8.48 cm

In a 30-60-90 triangle, if the longer leg is 9.3 cm, what is the length of the hypotenuse?

• 10.86 cm

• 11.6 cm

• 12.0 cm

• 11.0 cm

Calculate the length of the shorter leg in a 30-60-90 triangle if the longer leg is 7.8 cm.

• 4.5 cm

• 3.9 cm

• 4.51 cm

• 4.0 cm