Find the area of the trapezium ABCD as shown in the figure? Given BK=5 BC=12 AF=FD and angle CFK = 90
In rectangle ABCD, a semicircle CPS is drawn as shown below. The semicircle’s diameter is shared with and extends beyond side BC, it intersects side AB at Q, and it is tangent to side AD at S. If CQ = 10, what is the area of rectangle ABCD?
Rectangle ABCD is made up of 5 equal rectangles, as shown. Point E is on side CD, and AD = 10. What is the area of triangle ABE?
Quadrilateral ABCD has AD = BC, ∠A + ∠B = 90°, AB = 20, CD = 10, as shown below.
What is the area of ABCD?
A semicircle is inscribed in a right triangle as shown. What is the area of the shaded region in the figure?
Consider the regular 9-gon as shown in figure, Which area is larger: the grey or the white?