12 . A B C D a n d B C F E a r e p a r a l l e log r a m s . I f a r e a o f t r i a n g l e E B C = 480 c m 2 , A B = 30 c m a n d B C = 40 c m ; C a l c u l a t e ; i a r e a o f p a r a l l e log r a m A B C D ; i i a r e a o f t h e p a r a l l e log r a m B C F E ; i i i l e n g t h o f a l t i t u d e f r o m A o n C D ; i v a r e a o f t r i a n g l e E C F . Share with your friends Share 1 Adiba answered this Please find this answer -1 View Full Answer
