flagirl0705 flagirl0705

10-03-2022
Mathematics

contestada

How many times greater is the area of circle 1 than the area of circle 2?
Circle 1 =18mm
Circle 2 =6mm

Respuesta :

zsm2800 zsm2800

11-03-2022

Answer:

9 times

Step-by-step explanation:

Radius R₁ = 18 = 3 * 6 = 3R₂

Area A₁ = πR₁² = π(3R₂)² = 9 * πR₂² = 9A₂

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