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natali 33 [55]
3 years ago
13

RSM HOMEWORK HELP!!!

Mathematics
2 answers:
Gnesinka [82]3 years ago
8 0

Answer:

Step-by-step explanation:

∠CAB = 33       {alternate interior angles}

5x = 33 + 2x    { exterior angle equals sum of opposite interior angles}

5x - 2x = 33

3x = 33

x = 33/3

x = 11

∠B = 2x = 2* 11 = 22

∠ECB = 5x = 5*11 = 55

bonufazy [111]3 years ago
8 0
The answer is 21 bc 9+10=21
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