Question

the perimeter of an isosceles triangle is 42cm and its base is 3/2 times each of equal sides.find the length of each side of triangle,area of triangle and height of triangle​

Answer 1

Answer:Perimeteer of the tri. Will be

(3a/2)+a+a=7a/2 =42cm

So sides of the tri. Are 12cm,12cm,18cm

So area will be found out by using the area formula.

I hope it helps.☺

Step-by-step explanation:

Answer 2

Answer: the answer is in the picture . Hope this helps you

Step-by-step explanation:

First , I have taken out the measurement of each side by taking the equal sides x each and base 3/2x .

After taking out the measurement of each side , I have taken out the area of yeh triangle using heron's formula . Meaning of abbreviations used in this part :

S= semi perimeter

A= first side

B=second side

C= third side

Then , to take out the height , I have used the 1/2 × base× height formula.

The answer is in the picture . Hope this helps you .