The actual area of her office is 50 ft squared.
How to find the actual area of her office?
The blueprint for Zahra's new office measures 4 cm long and 2 cm wide.
The scale for the blueprint is 6 cm to 15 ft.
let's convert the units using the scale
6 cm = 15 ft
4cm = ?
cross multiply
length = 4 × 15 / 6
length = 60 / 6 = 10 ft
6 cm = 15 ft
2 cm = ?
cross multiply
width = 2 × 15 / 6
width = 30 / 6 = 5 ft
Therefore,
area of the actual office = 10 × 5
area of the actual office = 50 ft²
learn more on scale and area here: https://brainly.com/question/24743277
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