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2 years ago

9

A cyclist pedals up a hill that has a 13 degree angle. if the cyclist pedals up the hill for 10 kilometers what is her change in

elevation, x?
A. 022 kilometers
B. 2.2 kilometers
C. 9.7 kilometers
D. 45.0 kilometers

1 answer:

jeka57 [31]2 years ago

7 0

Sinα=h/d

h=dsinα, since d=10km and α=13

h=10sin13 km

h≈2.24951km

h≈2.2 km (to nearest tenth of a kilometer)

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