Question

Hello!!!guys I am from class 8 i have doubt in maths that The base of an issosceles triangle is 12 cm and its perimeter 32cm . find its area . chapter the parimeter and area .​

Answer 1

Answer:

Step-by-step explanation:

Let the other side be x cm

so 2x+12=32, 2x bcoz isosceles triangle has 2 sides equal

=> 2x= 20

=> x= 10

Now let a= 10, b=10, c= 12

so S= 10+10+12/2= 16

use heron formula to get area

Answer 2

Step-by-step explanation:

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