A new park design uses part of a city block, but there is already a building in the northwest corner of the block. If the park u
ses all of the space in the block from AC¯¯¯¯¯¯ to the right, what is the area of the park in the blueprint, rounded to the nearest square cm? Rectangle A B D E is divided by a segment from A to point C on B D. A B measures 10 centimeters and A E measures 21 centimeters. Angles A B D and A E D are right angles and angle A C D measures 150 degrees. A. 87 cm2 B. 105 cm2 C. 123 cm2 D. 210 cm2
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