Michael Serra
ISBN #9781559538824
4th Edition
2,157 Questions
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Look at the rectangle at right. Find the ratio of the shaded area to the area of the whole figure. Find the ratio of the shaded area to the unshaded area. (IMAGE CAN'T COPY)
Use the figure below to find these ratios: $\frac{A C}{C D}, \frac{C D}{B D},$ and $\frac{B D}{B C}$
Consider these right triangles. (IMAGE CAN'T COPY) a. Find the ratio of the perimeter of $\triangle R S H$ to the perimeter of $\triangle M F L$ b. Find the ratio of the area of $\triangle R S H$ to the area of $\triangle M F L$
In Exercises $4-12,$ solve the proportion. $\frac{7}{21}=\frac{a}{18}$
In Exercises $4-12,$ solve the proportion. $\frac{10}{b}=\frac{15}{24}$