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Scorpion4ik [409]
2 years ago
9

Please help asap! thank you

Mathematics
2 answers:
Dennis_Churaev [7]2 years ago
7 0

Answer:

x=20

Step-by-step explanation:

zalisa [80]2 years ago
4 0

Answer:

x=20

Step-by-step explanation:

pentagon= 3 triangles could be made-> 3 x 180

total angle = 540

540= 5x+2+5x+10+4x+15+8x+8+3x+5

540=25x+40

500=25x

20=x

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