If 3 sin 0 + 4 cos O = 5 then prove that: sin 3/ 5 ​

If you could answer these your a life saver

1: 4 if the wew 35 surfboards at the beach how many were short boards?

Louis wants to carpet the rectangular floor of his basement the basement has an area of 864 square feet the width of the basement is 2/3 its length what is the length of lewis's basement