The front side is a triangle: A = ½·base·height = ½·20·21 =
The back side is identical to the front: A =
The base is a rectangle: A = 20 x 22 =
The slanted side is a rectangle: A = 22 x 29 =
The left side is a rectangle: A = 21 x 22 =
You'll need to add these answers together ...
The front side is a triangle: A = ½·base·height = ½·20·21 =
The back side is identical to the front: A =
The base is a rectangle: A = 20 x 22 =
The slanted side is a rectangle: A = 22 x 29 =
The left side is a rectangle: A = 21 x 22 =
You'll need to add these answers together ...