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Phoenix [80]
4 years ago
8

GEOMETRY. PLEASE CHECK MY ANSWER! THANKS.

Mathematics
2 answers:
Andrei [34K]4 years ago
5 0
I'd solved it in the pic, and the answer is D. 20

bija089 [108]4 years ago
4 0
This is simple.
we should have a knowledge of the Euler's Theorem/Euler's Formula
F+V=E+2
Basically states that:
# of Faces+ # of Vertices= # of Edges+2
12 + 10 = E + 2
(-2) + 22 = E + 2 (-2)
           20 = E

Yep, The answer is D. 20 edges

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Archy [21]

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Step-by-step explanation:

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3 years ago
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I think of a number times it by 2 and minus 2 my answer is nine
Vikki [24]

Answer:

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Step-by-step explanation:

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4 0
2 years ago
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Can someone help me solve this step by step?
patriot [66]

Answer:

41 and 77

Step-by-step explanation:

x: his age the first time he went to space

y: his age the second time he went to space

the second time he went to space he was 5 years younger than twice the age when he went his first time, then:

y = 2x - 5

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If you replace y = 2x - 5 in x + y =118:

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replacing x:

41 + y = 118

y = 118 - 41

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4 0
3 years ago
Can you help me with this question please
solniwko [45]

Answer:

the answer is 9^8

Step-by-step explanation:

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3 years ago
Aubrey's office recycled a total of 20 kilograms of paper over 5 weeks. After 8 weeks, how many kilograms of paper will Aubrey's
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