ABCDEis a regular pentagon. The bisector of angleAmeets sideCDatP, then prove thatAPC=90∘. View Solution ABCD is a parallelogram. The bisector of angle A intersects CD at X and bisector of angle C intersects AB at Y. Is AXCY a parallelogram? Give reason. ...
ABCDE is a pentagon. If the sum of the vectors bar(AB),bar(AE), bar(BC), bar(DC), bar(ED), bar(AC) is lambda bar(AC) then find the value of lambda.
The correct Answer is:∠BCD=130∘, Angle E=x=80∘ Show More | ShareSave Answer Step by step video, text & image solution for In the pentagon ABCDE, angle A= 110^(@), angle B= 140^(@) and angle D= angle E. The sides AB and DC, when produced, meet at right angle. Calcu...