MathDB

15

Part of 1989 AMC 8

Problems(1)

1989 AJHSME Problem 15

Source:

6/25/2011
The area of the shaded region BEDC\text{BEDC} in parallelogram ABCD\text{ABCD} is
[asy] unitsize(10); pair A,B,C,D,E; A=origin; B=(4,8); C=(14,8); D=(10,0); E=(4,0); draw(A--B--C--D--cycle); fill(B--E--D--C--cycle,gray); label("A",A,SW); label("B",B,NW); label("C",C,NE); label("D",D,SE); label("E",E,S); label("1010",(9,8),N); label("66",(7,0),S); label("88",(4,4),W); draw((3,0)--(3,1)--(4,1)); [/asy]
(A) 24(B) 48(C) 60(D) 64(E) 80\text{(A)}\ 24 \qquad \text{(B)}\ 48 \qquad \text{(C)}\ 60 \qquad \text{(D)}\ 64 \qquad \text{(E)}\ 80
geometryparallelogramtrapezoid