Question

Find AD, if :

Answer 1

From the right triangle ABE

tan 45° = `("AE")/("BE")`

1 = `("AE")/("BE")`

AE = BE

Therefore  AE = BE = 50 m.

Now from the rectangle BCDE we have

DE = BC = 10 m.

Therefore the length of AD will be:

AD = AE + DE = 50 + 10 = 60 m.