Question

the length of three sides of triangle are 20ft , 37 ft and 51 ft . find the area of triangle​

Answer 1

Answer:

S=(20+37+51)ft/2

=108/2ft

=54ft

Area={√54 (54-20)(54-37)(54-51)}ft^2

=(√54×34×17×3)ft^2

=17×2×9ft^2

=306ft^2