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anonymous
 3 years ago
A circle has a diameter of 8 millimeters. What are the circumference and area of the circle? Use three point one four for pi. Round to the nearest tenth.
anonymous
 3 years ago
A circle has a diameter of 8 millimeters. What are the circumference and area of the circle? Use three point one four for pi. Round to the nearest tenth.

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anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0Circumference: 25.1 mm Area: 50.2 mm To find the circumference, remember to use th formula: \[C = \pi x d \] (which can also be \[C = \pi x 2r\] ) To find the area, remember to use the formula: \[A = \pi x r^2\]

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0Each year, Terrell buys a plane ticket to visit his grandmother for a week. Last year, he paid one hundred thirty dollars. This year, he paid one hundred sixtynine dollars. What was the percent increase in the cost of his plane ticket? Show your work.
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