Practice Special Right Triangles 45 45 90

Choose the correct values for x and y in the right triangle.

Choose the correct values for x and y in the right triangle.

What type of special triangle is this?

• 45°-45°-90°

• 30°-60°-90°

• Equiangular

• Equilateral

Find x.

• 30°

• 45°

• 60°

• 90°

• 5√3, 5√6
• 5√3, 10
• 5√2, 10
• 10, 15

Find the value of y.

• 11√2

• 11

• 22

• (11√2)/2

What is the length of x in this picture?

• 10

• 5√2

• 2.5√2

• 5

Find the value of y.

• 9

• 18√2

• 9√2

• (9√2)/2

What is the length of y in this 45-45-90 triangle? y = (a)  

• 10√2

• 5√2

• 45

• 10

Find the value of x.

• 3 sqrt(2)

• 3

• 6 sqrt(2)

• 6