Question

1. The area of a triangle is 150 cm' and its sides are in the ratio 3:4:5. What is ts per
a. 10 cm b. 30 cm c. 45 cm d. 60 cm​

Answer 1

Answer:

use herons formula

Step-by-step explanation:

3x + 4x +5x= 150cm

12x=150

x=150/12

s=150/2

do root(s(s-a)(s-b)(s-c))

a=3×(150/12)

b=4×(150/12)

c=5×(150/12)

s=150/2

Answer 2

Answer:

D

Step-by-step explanation:

you can check solution from pic above