SOLUTION: A block of land ABCD is in the shape of a parallelogram, where AD is parallel to BC. The angle at A is 80.41°and the angle at D is a right angle. BC is 70 m and AD is 74 m. (a)

Question 1183031: A block of land ABCD is in the shape of a parallelogram, where AD is parallel to BC. The angle at A is 80.41°and the angle at D is a right angle. BC is 70 m and AD is 74 m.
(a) Show that the total length of fencing required is 192 m, correct to the nearest metre.
b) A pipe is to be laid along the diagonal BD. What is the length of D from B?
I don't really understand this question. Pls Help.
Answer by ikleyn(52915) (Show Source): You can put this solution on YOUR website!
.

Different parts of the post contradict each other.

If one angle of a parallelogram is 80.41° (angle A), then the adjacent / (the consecutive) angle (D) can not be the right angle.

THEREFORE, the posted "problem" is a FAKE, which does not deserve any discussion.

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