The drawing shows a concrete walkway around a pool. What is the total area of the concrete? Question 17 options:

A)

65 ft2

B)

150 ft2

C)

165 ft2

D)

50 ft2m

Find the missing factor. 7s2 + 25s + 12 = (s + 3)( ).

Which sum or difference identity would you use to verify that cos (180° - ∅) = -cos ∅? a. sin (α -β) = sin α cos β – cos α sin β b. cos (α -β) = cos α cos β – sin α sin β c. cos (α -β) = cos α cos β + sin α sin β d. sin (α + β) = sin α cos β + cos α sin β

Find the slope of the line below . enter your answer as a fraction or decimal. use a slash mark ( / ) as the fraction bar if necessary