21-12-2020
Mathematics

contestada

Brenda has a circular garden of radius 21 m . She ran round the garden twice .what distance did she cover

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jacobEwing jacobEwing

21-12-2020

Answer:

Brenda ran 263.76 metres.

Step-by-step explanation:

The circumference of a circle is two times pi times its radius. Brenda rand that twice, so we need:

2 × 2πr

= 4πr

= 4 × 3.14 × 21m

= 263.73m

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