yu has a part of an hour for his workout. he would like to do a different exercise each 1/4 hour. how many different exercises does he have time for?

15

Step-by-step explanation:

the answer is 15

the measure of angle x is 53.13°.

step-by-step explanation:

we are given a right triangle having,

hypotenuse = 5 units

perpendicular = 4 units

angle opposite to the perpendicular have measure = x°

using the trigonometric forms for angles of a right triangle, we have,

so, we get,

thus, the measure of angle x is 53.13°.