Answer:
l₁ - 12 cm
w₁ - 5 cm
A₁ - 60 cm²
Step-by-step explanation:
Just multiply all the given dimensions by 1/4 since it is the scale factor.
l = 48
48 × 1/4 = 12
l₁ = 12
w = 20
20 × 1/4 = 5
w₁ = 5
Area of the scaled rectangle:
A₁ = l₁w₁
A₁ = 12 × 5
A₁ = 60