SOLUTION: A minipark is constructed in the shape of a sector with a 73’6” radius and a 135° central angle. The cost of grading and landscaping the park is $7.20 per square yard. Find th

Algebra ->  Customizable Word Problem Solvers  -> Geometry -> SOLUTION: A minipark is constructed in the shape of a sector with a 73’6” radius and a 135° central angle. The cost of grading and landscaping the park is $7.20 per square yard. Find th      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


   



Question 1197333: A minipark is constructed in the shape of a sector with a 73’6” radius and a 135° central angle. The cost of grading and landscaping the park is $7.20 per square yard. Find the total cost of grading and landscaping the park. Round the answer to 3 significant digits.
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
------------------------------------------------------------------------
minipark is constructed in the shape of a sector with a 73’6” radius and a 135° central angle.
------------------------------------------------------------------------

73 feet 6 inches
73*12+6 inches
882 inches

882%2Ainches%2A%281%2F36%29%28yards%2Finches%29
24.5%2Ayards------------the radius for the sector


AREA,
%28135%2F360%29%2Api%2A%2824.5%29%5E2yd%5E2
225.09375%2Api yd%5E2
highlight_green%28707.153%29yd%5E2

Can you now do the final step, the cost?