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4waldo:
What is the value of a? (includes photo)
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snowflake0531:
you do know that they are isosceles triangles and are congruent... right?
snowflake0531:
*Because of AAS congruencey
snowflake0531:
you're offliine lol
snowflake0531:
But anyways, because they are congruent, a+30 equals 3a so, you can do a+30=3a subtract 2 from each side 30=2a divide 2 by each side a=15
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