2.4k views
0 votes
I need help for number 1 through 3

I need help for number 1 through 3-example-1

1 Answer

4 votes
Area of a Triangle =
(bh)/(2)

1: A =
(12x18)/(2) = 108cm²

2: A = 10·10 + 2(
(20x10)/(2)) = 100 + 200 = 300mm²

3: A =
(1.4x2.1)/(2) = 1.47m²
User Humphrey Bogart
by
8.6k points

No related questions found