What is the angle subtended by the moon

Reference no: EM13333565

To estimate the size of the moon, a person holds a round pencil of diameter 0.70 cm. When the pencil is 77 cm in front of his eye, the moon is completely covered by the pencil.

(a) What is the angle subtended by the moon?

(b) what is the diameter of the moon if it is 3.8× 108 m above the Earth surface?

Reference no: EM13333565

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