Question

Area of a triangle is 100 cm square altitude is 10 centimetre find the base.​

Answer 1

Area of a triangle = 1/2 * base * height

   100 = 1/2 * base * 10

base = 20 cm

HOPE IT HELPS !!

Answer 2

Answer: 20 cm

Step-by-step explanation: multiply the given area with 2. Then you get 200.  Then you have to divide 200 by the given altitude which is 10 cm. You get answer as 20cm. Hence proved.