Question

The area of triangle is 72cm square and the three altitudes measure 24cm, 18cm and 16cm. Find perimeters of the triangle​

Answer 1

Answer:

1) Area = bh/2

72=bx24/2, b = 144/24=6

2) 72=b x 18/2,b=144/18=8

3) 72=bx16/2. b = 144 /16=9

sides 6,8,9cms

perimeter=6 +8+9=23cm