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Marysya12 [62]
3 years ago
12

Maths angles- please help asap

Mathematics
2 answers:
sergejj [24]3 years ago
6 0

Answer:

4x + 5x = 180

because of interior angle

hence, 9x = 180

x = 180/9

x = 20

one angle = 20*4 = 80

another angle = 20*5 = 100

hope it helps

Furkat [3]3 years ago
4 0

Answer:

x = 20

Step-by-step explanation:

These angles are same-side supplementary, therefore they add up to 180°.

4x + 5x = 180 \\ 9x = 180 \\ x = 20

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