A cathedral has a large, circular stained-glass window. A visitor measures the window and calculates that it has an area of 28.26 square yards. What is the window's radius?

Can someone me with my hwplz(only the circled ones)

Solve for the equation x. 2x + 22 = 4(x + 3)

Mr. thompson took five of his children to the bowling alley the cost for children 12 and older is 350 the cost of four children under 12 inch to 25 he spent a total of 1625 how many of his children are 12 and order