Question

find the area of triangle having perimeter 32cm. one side of its side is equal to 11 cm and difference of other two is 5cm

Answer 1

let one side be x other one in x-2

so 11+x+x-2=32
2x+9=32
x=11.5

by herons formula
√s(s-a)(s-b)(s-c)
√16.(5).(4.5)(.6.5)






hope it helps

Answer 2

in above pic. u will get ur answer.