Question

triangle whose side is 11 cm 12 cm and 13 cm find the length of altitude corresponding to the side 12 CM​

Answer 1

Answer:

10.2 cm

Step-by-step explanation:

let altitude on side 12cm be h .

s = 36/2 = 18cm

Area = √[18(18-11)(18-12)(18-13)]

1/2* 12 * h = 61.48 => h = 10.2 cm