Angle B and angle C are supplementary. If the measure of angle B is 14 times the measure of angle C, what is the measure of angle B? Enter your answer as the correct value, like this: 42

Simplify 4 square root of 2 end root plus 7 square root of 2 end root minus 3 square root of 2 . (1 point) 2 square root of 8 8 square root of 2 8 square root of 6 6 square root of 8

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =