Which of the following equations could be solved to determine the length of QR? Question 16 options:

A)

QR2 = 202 + 272 – 2(20)(27) ⋅ cos 99°

B)

QR2 = 202 + 272 – cos 99°

C)

QR2 = 202 + 272 – 2(20)(27)

D)

cos99/QR = cosR/20

Steve wants to develop a way to find the total cost of any item including sales tax. the sales tax in his city is 6%. his friend jenna writes the expression x + 6x where x is the cost of the item. explain whether her expression is correct based on the situation.

Drag the tiles to the boxes to form correct pairs. not all tiles will be used. match the circle equations in general form with their corresponding equations

Jane is cooking beans and rice for dinner tonight. she has 4 cans of black beans, 6 cans of red beans, and 3 cans of garbanzo beans in her cupboard. if she grabs a can of beans without looking at the label, what is the probability of her making black beans and rice for dinner?