Question

8cm 5cm xcm Calculate the value of x.

Answer 1

Answer:

Given - A triangle

- Sides are 5cm 8cm and X cm

To find - Measure of X cm

Solution -

This is a right angled triangle

Using Pythagoras theorem , which is Sum of square of altitude and base is equal to hypotenuse

(5)² + (X )² = (8)²

25+ X^2 = 64

X^2 = 64 - 25

X^2 = 39

X= root 39