Similar Solids
Interactive practice questions
Consider the two similar rectangles shown in the figure.
Find the area of Rectangle A.
Area A = $\editable{}$cm2
Find the area of Rectangle B.
Area B = $\editable{}$cm2
What is the ratio of the area of Rectangle A to Rectangle B?
Is it true in this case that if the matching sides of two similar figures are in the ratio $m:n$m:n, then their areas are in the ratio $m^2:n^2$m2:n2?
True
False
Two similar parallelograms have matching sides whose lengths are in the ratio $7$7:$2$2. Find the ratio of their areas.
Two similar squares have areas in the ratio $16$16:$81$81. Find the ratio of the lengths of their matching sides.
Two similar parallelograms have sides in the ratio $2$2:$3$3. If the area of the larger parallelogram is $45$45 cm2, find the area of the smaller parallelogram.