Question

Please help with these I need to pass

Answer 1

3-

`((11 + 19) * 10) / 2 \\ = (30 * 10) / 2 = 300 / 2 = 150`the answer is 150 units^2

4- the area of the rectangle:

`14 * 21 = 294`
the area of the triangle :

`(16 *(21 - 12)) / 2 = \\ (16 * 9) / 2 = 144 / 2 = 72`
the area of the whole shape:

`294+ 72 = 366`
the answer is 366 units^2
hope this helps