PYTHAGORAS THEOREM

∆ ABC is right-angled at C. If AC = 5 cm and BC = 12 cm find the length of AB.

• 5CM

• 10CM

• 12 CM

• 13 CM

Find the unknown length x

• 14

• 10

• 12

• 8

Find the unknown length x

• 16cm

• 17cm

• 18cm

• 20cm

In a right triangle, which of the following statements is true?

• • The sum of the angles is 90 degrees.

• • The length of the hypotenuse is always the shortest side

• • The square of the hypotenuse is equal to the sum of the squares of the other two sides.

• • The lengths of all sides are equal.

The Pythagorean theorem is applicable to all types of triangles.

• yes

• no