Ubehebe crater in Death Vally has a diameter of a little more than 1/2 mile. If latisha walks around its rim at a rate of 2 mile

Question

3 years ago

9

s per hour, about how long will it take her to walk all the way around the crater. Find your answer to the nearest tenth. Use 3.14 for pi

1 answer:

Sergeu [11.5K] · Answer 1 · 2021-11-11T17:59:50+03:00

8 0

$l=2 \pi r$
r=0.25 miles
l=2× $\pi$ ×0.25
=0.5 × 3.14
=1.57

120(minutes)÷2(miles)=60(minutes per mile)
60×1.57=94.2 minutes