11 months ago

Which equation is made true by the opposite angles theorem?

Mathematics

1 answer:

Oksana_A [137]11 months ago

4 0

Solution

Step 1

The opposite angles of a parallelogram are equal:

Step 2

$85\text{ + y = 3y - 15}$

The equation is made true by the opposite angles theorem is

85 + y = 3y - 15

y = 50

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