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Yanka [14]
3 years ago
10

Please answer 2 only. Answers would be appreciated :)

Mathematics
2 answers:
zepelin [54]3 years ago
6 0
Square based pyramid/pentahedron
almond37 [142]3 years ago
5 0

Answer:

It might create a pyramid

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2. Are the expressions -5 + -2 and -5 – 2 equivalent? Why or why not? Explain and show your work.
scoray [572]

Answer:

Yes, the expressions are equivalent.

Step-by-step explanation:

Notice that -2  is defined as in additive inverse of 2, that is, 2 + -2 = 0.

and substracting 2 from 2 is also equal to zero, that is, 2 - 2 = 0.

Thus 2-2 = 2+ -2, implying -2 = + -2. Consequently, -5 + -2 = -5 -2

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Answer: 5m+10n+3

Step-by-step explanation:

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$105.40 is already rounded to the nearest dime '.'
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Estimate the standard deviation using the range rule of thumb of a data set with a minimum value of 176 and a maximum value of 2
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