Question

what is the missing length? area = 270 ft² 18 ft a = \boxed{} feet

Explanation:

Step1: Recall rectangle area formula

Area of rectangle: $A = l \times w$

Step2: Rearrange to solve for $a$

$a = \frac{A}{w}$

Step3: Substitute given values

$a = \frac{270}{18}$

Step4: Calculate the quotient

$a = 15$

Answer:

15 feet