The graph below describes the cycles of the moon as observed from earth during the first 69 days of the year. The percentage of the moon which we see varies as a function of time...

SunMonTueWedThuFriSat

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New Moon13

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Full Moon27

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31

The first new moon of the year is 24 days after the new year, the second new moon is 51 days. The period between new moons is found by subtracting 51-24 = 27 days

Step-by-step explanation:

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20

step-by-step explanation:

answer: i'm not going to give you the answer, but some hints to work it out.

step-by-step explanation: so, if there is a straight line that means that the line angle is 180°. so we subtract the 2 angle measures provided, (15 and 38) from 180. so the answer is 180 - (38 + 15). (you have to solve the equation)