Find the area of the semicircle. Either enter an exact answer in terms of \piπpi or use 3.143.143, point, 14 for \piπpi and enter your answer as a decimal.

(the picture is a circle vertically cut in half and on the top half it says the number 6)

HURRY PLEASE!!

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Find the values of the variables in the kite

Will mark determine whether the conjecture is true or false. give a counterexample for any false conjecture. given: points r, s, and t conjecture: r, s, and t are coplanar. a) false; the points do not have to be in a straight line. b) true c) false; the points to not have to form right angles. d) false; one point may not be between the other two.