Is It a Right Triangle

If the side lengths of a right triangle are 7, 25, and 24, which side is the hypotenuse?

• 7

• 25

• 24

• none of the these

a=3, b=6, and c=9

Is this a right triangle?

• yes

• no

Which is the formula used for the Pythagorean Theorem?

• a²+b²+c²

• a+b=c

• a²+c²=b²

• a²+b²=c²

Which side lengths will form a right triangle?

• 7, 12, 18

• 6,10, 8

• 15, 7, 8

• 1, 1, 2

What is always true about the hypotenuse?

• Is the shortest side of the triangle.

• Is the height of the triangle.

• Is labeled as b.

• Is the longest side of the triangle.

a=6, b=8, and c=10

Is this a right triangle?

• yes

• no

Which side lengths would form a right triangle?

• 3, 5, 6

• 2, 8, 10

• 3, 4, 5

• 7, 12, 15

In this 45-45-90 triangle, I have been given the length of a leg.  How do I find the length of the hypotenuse?

• It is the same length as the given leg.

• Multiply that leg's length by √2.

• Multiply that leg's length by 2.

• Divide that leg's length by √2.

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

• 4√2

• 4

• 8

• 4√3

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

• 8√2

• 4√2

• 4

• 8