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The moon has a diameter of 3

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The moon has a diameter of 3.48 x 10^6 m and is a distance of 3.85 x 10^8m from the earth. The sun has a diameter of 1.39 x 10^9 m and is 1.50 x 10^11 m from the earth. (a.) What are the angles (in radians) subtended by the moon and the sun, as measured by a person standing on the earth. (b.) Based on the answers to part (a.), is a total eclipse of the sun really "total"? (c.) What is the ratio (as a percentage) of the apparent circular area of the moon to the apparent circular area of the sun?