Question

the sides of a triangular park are 80m, 10m, and 6m . a small circular area of diameter 2m is to be left out and the remaining area is to be used for growing roses . how much area is used for growing roses​

Answer 1

Answer:

48 is answer of this question

Step-by-step explanation:

first add all sides and divide by2

Answer 2

Answer:

Semiperimeter of triangular park = (8+10+6)/2 = 12m.

Area of triangle heron's formula = Root {12(12-8)(12-10)(12-6)} = 24m2

Area of circle to be left out = Pie X (2/2)2 = 3.14m2

Area used for growing grasses = Total area - area to be left out

= 24m2 - 3.14m2 = 20.86m2