While riding her bike to the ocean and back home 5 times, Mary timed herself at 60min, 60min, 49min, 40min, and 47min. She had set a goal of averaging 51 minutes for her rides. How many minutes will she need to spend on her sixth ride to attain her goal? Answer

b

step-by-step explanation:

calculate the scale factor as the ratio of corresponding sides, image to original, that is

scale factor = = = = 1

b mark me branliest thx

step-by-step explanation:

the answer is b: 18

step-by-step explanation:

use the pythagorean theorem to .

a^2+b^2=c^2

plug 18 for "r"

the 2 legs are 18 and 24

18^2+24^2=c^2

324+576=c^2

900=c^2

c=30

30-12=18

18 is the radius

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answer: its the third option.

step-by-step explanation:

i just took the test.