Find the area of an isosceles triangle whose perimeter is 60cm and each of equal sides is 24cm

 

Asked by phukansayan5 | 28th Aug, 2019, 06:16: PM

Expert Answer:

(Height)2 = (24) - (6)2 = 576 - 36 = 540
Height = begin mathsize 16px style 6 square root of 5 end style
begin mathsize 16px style Area space of space straight a space triangle space equals space 1 half cross times Base space cross times Height space
space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space equals 1 half cross times 12 space cross times 6 square root of 15
space space space space space space space space space space space space space space space space space space space space space space space space space space space space space equals space 36 square root of 15 cm squared end style

Answered by Yasmeen Khan | 29th Aug, 2019, 11:35: AM