45-45-90 Special Right Triangle

• True

• False

In a 45 45 90 Triangle the legs are the _________ ___________.

If the leg of a 45-45-90 triangle is 7 cm long, then its hypotenuse is _____ cm.

• 7√2

• 49√2

• 7

• 7√7

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

• 4√2

• 4

• 8

• 4√3

Find the lengths of the other two sides of a right triangle if the length of the hypotenuse is 4√2 inches and one of the angles is 45∘.

• 4 inches

• 2 inches

• 8 inches

• 10 inches

Find a.

• 5

• √2

• 5√2

• 2

Find y.

• 8√2

• 4√2

• 4

• 8

Is this a 45-45-90 triangle?

• Yes

• No

• No clue

If you are given the LEG of a 45-45-90 triangle, how do you find the HYPOTENUSE?

• Multiply by 2

• Divide by 2

• Multiply by √2

• Divide by √2

If you are given the LEG of a 45-45-90 triangle, how do you find the OTHER LEG?

• Multiply by √2

• Divide by √2

• They're congruent