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kodGreya [7K]
3 years ago
11

Please help!!!! 25 points!!!

Mathematics
2 answers:
neonofarm [45]3 years ago
6 0
C. the opposite of a negative number is always a positive number
S_A_V [24]3 years ago
4 0
Its C because when they ask you what the opposite of a negative it will be the positive number. EX:  the Opposite of -5 will be 5
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Explain why 2n+1 must be an odd number
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If is an integer (a whole number), then the expression represents an even number, because even numbers are the multiples of 2. The expressions 2 n − 1 and 2 n + 1 can represent odd numbers, as an odd number is one less, or one more than an even number.
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3 years ago
Two semicircles are attached to the sides of a rectangle as shown.
NeTakaya

Answer:

  • 157 in²

Step-by-step explanation:

The area of the shape is the sum of three sections

<u>1. Rectangle</u>

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<u>2. Bigger semicircle</u>

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<u>3. Smaller semicircle</u>

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<u>Total area:</u>

  • 70 + 77 + 10 = 157 in²
4 0
3 years ago
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Step-by-step explanation:

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3 years ago
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Step-by-step explanation:

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