Question

(b) In an isosceles triangle ABC of area 42cm,
AB = AC. If the base BC = (4x + 5) cm and the
altitude AD = xcm then find the equal sides of the
triangle, correct to two decimal places.​

Answer 1

Answer:

Using Area Equation 1/2×Base×Height

we will Get a Equation for x

Solve it to Find X

Then Use Pythagoras Theorm To Find the equal Sides..

The ans will be

=11.24 cm