The figure shows four circles, each with a radius of 6 cm. Findthe area of the region between the circles. (Round your answer totwo decimal places.)
cm2
A student cuts out a circle from a square piece of cardboard.The circle passes through the midpoints of the sides of a square asshown. Each side of the square has a length of 12 units. Whatpercent of the square cardboard is wasted? (Round your answer totwo decimal places.)
36.34%27.32%Â Â Â Â 21.46%25.00%28.54%
A small bucket of paint covers 145 square feet. How many bucketsof paint would you need to paint a rectangular wall that is 44 by17 feet?
7 buckets of paint1 bucket of paint    748buckets of paint5 buckets of paint6 buckets of paint
A regular hexagon has an apothem of 8.7 cm and perimeter of 60cm.
(a) What is the area of the hexagon? (Round your answer to thenearest square centimeter.)
A = 87 cm2A = 261cm2Â Â Â Â Â A = 1044cm2A = 904 cm2A = 522cm2
(b) What is the radius of the hexagon? (Round your answer to thenearest hundredth of a centimeter.)
Use a formula to find the area of the triangle.
square units
r = 10.03 cmr = 7.12cm    r = 4.93 cmr = 13.25cmr = 13.61 cm
