Identify the vertex or the ! ! a. (-4,0)b. (-3, 1)c. (1,-3)d. (-1,-3)

Sam used his calculator to find cos 1.75. he wrote down cos 1.75 = .999. how could sam recognize that his answer is incorrect?

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

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