The propeller of an airplane is 9 feet in diameter. what is the speed of the tip of a propeller blade if the angular velocity of the propeller is 50 radians per second? 11 ft/sec 22.5 ft/sec 225 ft/sec

answer: 38.47 is your answer

step-by-step explanation: hope i you and who ever sees this answer have a great rest of your day : )

15

step-by-step explanation:

we are given the following expression and we are to solve it and find the product:

-13 × (-5)

solving the given expression in the standard order of solving a mathematical expression, beginning with the opening of brackets and then multiplying the terms and changing their signs.

-3 × -5 = 15 (answer is positive because when negative is multiplied with negative, it gives a positive answer)