A 5 8 40 m. To calculate the area of a rhombus start by multiplying the lengths of the diagonals. 1 5 m 8 m.
A 5 8 40 m.
4 4 ft 3 2 cm. When they take the final test on surface area they have to really be able to conceptualize a three-dimensional idea in a two-dimensional drawing. 1 5 m 8 m. If a square has one side of 4 inches the area would be 4 inches times 4 inches or 16 square inches.