Finding Sides of Right Angle Triangle

To which shape(s) does the Pythagorean theorem apply?

• All triangles

• Right triangles only

• Some right triangles and some isosceles triangles 

• Right triangles and circles.

The Pythagorean theorem states that:

• The two smaller sides of a right triangle sum to equal the longest side.

• The squares of the two smaller sides of a right triangle sum to equal the square of the longest side.

The legs form what type of angle?

• Acute

• Obtuse

• Reflex

• Right

The longest side of a right triangle is called the...

• leg A

• leg B

• hypotenuse

• right angle

• 5

• 12

• 13

Check all statements that are true.   The hypotenuse can be represent by: 

• 29

• 21

• 20

• BC

• 60 degree

• 30 degree

• 90 degree

• none of these

Which side is adjacent to angle A?

• 5

• 12

• 13

• JK

• KL

• LJ

Find x