A candle burns at a constant rate once it is lit. The height of the candle is 250 millimeters 5 minutes after it was lit. After the candle burned for 25 minutes the height was 230 millimeters. What is the change in the height of the candle per minute?

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.

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step-by-step explanation:

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