Question

1. Find the area of the triangle whose side are
EXERCISE 12.1
(1)


8 cm, 11 cm and 13 cm
(ii) 10 cm, 16 cm and 20 cm
(iii) 5 cm, 7 cm and 10 cm
​

Answer 1

Answer:

70hs0bssb0uw00ufw9tcoywditf9f9ywfy9dwotdtwxiyxwyooxxotwxo9xt9td9ywd9xy9yywx9ty00fy9y999ydwf0y

Step-by-step explanation:

podey the same to you and your family and friends and family welfare govt of India Today group to offer

Answer 2

semiperimeter(s) = 1/2 of perimeter

To solve this apply Heron's formula

Area of triangle = ✓s(s-a)(s-b)(s-c)

where a = 1st side

b = second side

c= third side