A50ft. cable is stretched from the top of an antenna to an anchor point on the ground 15 ft. from the base of the antenna. how tall is the antenna? round the nearest tenth.

Idon’t understand this.. will someone ? will mark brainliest along with 20 points.

Solve 3x-18=2y and 5x-6y=6 by elimination show work

Asquare has a side that measures 11 units. what is the area of a circle with a circumference that equals the perimeter of the square? use 3.14 for π, and round your answer to the nearest hundredth. 1519.76 units2 379.94 units2 616.56 units2 154.14 units2