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tatiyna
3 years ago
15

Plz help me I don’t understand this

Mathematics
2 answers:
Snezhnost [94]3 years ago
4 0
I believe the answer is 31/10
Firlakuza [10]3 years ago
3 0

The answer should be 31/10

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Pls answer if it is correct i will give brainlist​
katrin2010 [14]

Answer:

1/ x = 22.5°

2/ x = 60°

Step-by-step explanation:

1/ We have: 3x + 2x + 3x = 180°

=> 8x = 180° => x = 22.5°

2/ We have: x + x + x = 3x = 180°

=> x = 60°

6 0
2 years ago
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20% of what number is 12
yawa3891 [41]

Answer:

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Step-by-step explanation:

Of is multiply and is means equals

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Changing to decimal form

.20 N = 12

Divide  by .20

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3 years ago
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Eduardwww [97]

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complimentary angles

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