Ashflashh Ashflashh

09-06-2021
Mathematics

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Find mZ3 if mZ5 = 145º and mZ4 = 45°

Find mZ3 if mZ5 145º and mZ4 45 class=

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sqdancefan sqdancefan

09-06-2021

9514 1404 393

Answer:

C. 100°

Step-by-step explanation:

The exterior angle is equal to the sum of the remote interior angles.

∠5 = ∠3 +∠4

145° = ∠3 +45° . . . . fill in the given values

100° = ∠3 . . . . . . subtract 45° from both sides

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