Question

1. Find the area of triangle with following sides.
[All measures are in cm.]
(1) 10, 17, 21
(ii) 17, 25, 28 (iii) 25, 39, 40
I want step by step explanation​

Answer 1

Answer:

1 sides =10;17;21

s=a+b+c÷2

10+17+21÷2

48÷2

24

area of triangle=

√s (s-a) (s-b) (s-c)

√24(24-10) (24-17) (24-21)

√24×14×7×3

84

Answer 2

Step-by-step explanation:

Find the area of triangle with following sides. [All measures are in cm.] (i) 10, 17, 21