We are in school 10 months out of the year. What percent of the year are we in school?

We are in school 10 months out of the year. What percent of the year are we in school?

83.3% (repeating)

Step-by-step explanation:

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d

step-by-step explanation:

d

d. bc = 12 and ef = 16

step-by-step explanation:

we are given that δabc : δdef such that .

also, it is given that

so, from the options, we need that .

a.

b.

c.  

d.

as, we can see that only option d gives the same ratio as i.e. .

hence, the possible lengths are bc = 12 and ef = 16.