Is It a Right Triangle

What do we call the side across from the right angle?

• Leg

• a

• Hypotenuse

• Obtuse

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.

Which is the formula used for the Pythagorean Theorem?

• a²+b²+c²

• a+b=c

• a²+c²=b²

• a²+b²=c²

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

If the sides of a right triangle are 40, 50, and 30, which sides are the legs?

• 40 and 50

• 50 and 30

• 40 and 30

• 30, 40, and 50

a=3, b=4, and c=5

Is this a right triangle?

• yes

• no

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

Is this a right triangle?

• yes

• no

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

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

Which side lengths will form a right triangle?

• 7, 12, 18

• 6,10, 8

• 15, 7, 8

• 1, 1, 2