WHICH MEANS THAT TRIANGLE BAE IS ALSO A RIGHT TRIANGLE (THEY SHARE...

10, which means that triangle BAE is also a right triangle (they

share the same right angle).

Area of trapezoid = area of triangle CAD – area of triangle BAE

= (1/2)bh – (1/2)bh

= 0.5(6)(8) – 0.5(3)(4)

= 24 – 6

= 18

The correct answer is B.