What is the diameter of a circle whose area measures 1915.6826 square meters?

The long jump record, in feet, at a particular school can be modeled by f(x) = 19.6 + 2.5ln(x + 1) where x is the number of years since records began to be kept at the school. what is the record for the long jump 11 years after record started being kept? round your answer to the nearest tenth.

Find the interior angle of a regular polygon which has 6 sides

Which equation represents h for right triangle abc