If m∠BEC = 9z + 45 in rhombus ABCD, find the value of z. Help me PLEASE!!!! And can you show me how you did it Please!

1 answer:

7 0

The diagonals of a rhombus bisect each other at right angles, therefore m∠BEC=90°

9z + 45 = 90
9z = 90 - 45
9z = 45
z = 45/9
z = 5

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