Variable y varies directly with variable x, and y=16 when x= 12 y= ___ x
1 answer:
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Answer:
see explanation
Step-by-step explanation:
is in the fourth quadrant
Where sin and tan are < 0 , cos > 0
The related acute angle is 2π - =
Hence
sin([ ) = - sin(
) = -
= -
cos() = cos(
) =
tan(= - tan(
= - 1
Calculate area of the white region inside circle.
Area of the two white triangles in top left and bottom right:
Area of the two white quarter circles in the bottom left and top right:
Total area of unshaded white region inside circle:
Area of entire circle including the white and shaded regions
Area of shaded region is area of entire circle - area of unshaded white region