The area of a rectangle is $510 \mathrm {~cm} ^ { 2 }$ . Its width is $19$ cm. Find its length.
A) $\text { lenght } = 230 \mathrm {~cm}$
B) $\text { lenght } = 27 \mathrm {~cm}$
C) $\text { lenght } = 32 \mathrm {~cm}$
D) $\text { lenght } = 26.9 \mathrm {~cm}$
E) $\text { lenght } = 30 \mathrm {~cm}$

Question

Quizplus · Accepted Answer

The area of a rectangle is given by the formula $ \text{length} \times \text{width} $. To find the length, divide the area by the width: $ \frac{510 \text{ cm}^2}{19 \text{ cm}} = 27 \text{ cm} $.

The Area of a Rectangle Is 510 cm2510 \mathrm {~cm} ^ { 2 }510 cm2

The Area of a Rectangle Is $510 \mathrm {~cm} ^ { 2 }$