On Monday, a bicyclist traveled 71 miles in 5 hours. On Tuesday, he traveled the same number of miles, but in half the time. What must have happened to his speed? A.
His speed doubled.

B.
His speed decreased by one-half.

C.
His speed tripled.

D.
His speed decreased by one-third.

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Ответ:

maddielr17

06.08.2020

Mathematics

The answers is dfe
because triangle has sum of 180
so jml- 90+40+x=180
130+x=180
x = 50
jml missing angel is 50
which is similar to def (last one )

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On Monday, a bicyclist traveled 71 miles in 5 hours. On Tuesday, he traveled the same number of miles, but in half the time. What must have happened to his speed? A. His speed doubled. B. His speed decreased by one-half. C. His speed tripled. D. His speed decreased by one-third.