Question

find the base of a triangle with a base of 220mm and the area of 170.5​

Answer 1

Answer:

Area of triangle = 1/2 × base × height  

Or, 170.5 = 1/2 ×base ×31.4  

Or, 170.5= base×15.7

Or,base=170.5/15.7  

Or,base = 10.859  

Or,base = 10.86 (taking approx)