Question

Given: Circumscribed ABCD, AB=5,
AD=8, CD=10.
Find: BC

Answer 1

Answer:

Step-by-step explanation:

BC=7

Step-by-step explanation:

The circle can be circumscribed into the quadrilateral, if the sums of the opposite sides of the quadrilateral are eqaul.

Thus,

AB+CD=AD+BC,

8+BC=5+10,

BC=15-8=7.

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