What are the circumference and area of a circle with radius 7in. Round to the nearest tenth.

Arandom high school question but a hard one

Idont get this question can someone me solve it? ** the distance light travels in one second (1 light second) is about 1.86 ×10^5 mi. saturn is about 475 light-seconds from the sun. about how many miles from the sun is saturn..my guess is 8.83* 10^7 you so much

Multiplying an even number of negative numbers gives an answer that is choose from: