3 years ago

For what value of X is ABCD a rectangle ? explain your answer

Mathematics

1 answer:

Furkat [3]3 years ago

3 0

Answer:

Step-by-step explanation:

If ABCD is a rectangle, then AB=CD and AC=BD.

AC=BD, so x+6=2x-4
Subtract, -x+6=-4
Subtract, -x=-10
Make positive, x=10

Check work:

10+6=2(10)-4
10+6=20-4
16=16

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