Angles A and B are vertical angles. The measure of angle A is 8x + 1 and angle B is 21 – 2x. Find each angle measure.

Angel entered a triathlon (a three-part race). he swam 1 mile, rode his bike 30 miles, and ran 10 miles. how far did he go altogether? a. 11 miles b. 123 miles c. 41 miles d. 40 miles

For the right triangle shown, the lengths of two sides are given. find the third side. leave your answer in simplified, radical form.

Based on the spreadsheet below, which of the following is a true statement?