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Cloud [144]
3 years ago
7

what effect does doubling the radius of a cone have on the volume of the cone if the height remains the same

Mathematics
1 answer:
Butoxors [25]3 years ago
4 0
V=(1/3)hpir^2
lets say this is original, undoubled volume
so o=v=(1/3)hpir^2

so for new volume, or n, that is r to 2r, doubled radius
n=(1/3)hpi(2r)^2
n=(1/3)hpi4r^2
n=4((1/3)hpir^2)
remmember that o=(1/3)hpir^2
n=4(o)

it is 4 times the old one
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Hope this helped! Enjoy! :)

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Please answer asap. pretty sure I know the answer just need to be certain.
astra-53 [7]
  • Answer:

<em>p = 4$</em>

  • Step-by-step explanation:

<em>p + 25%p = $5</em>

<em>p + 25p/100 = 5</em>

<em>⁴⁾p + p/4 = ⁴⁾5</em>

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4 0
3 years ago
Ughhhh helllppp? Thanks...
True [87]
Hello there! I can help you! So in this question, we are talking about an elephant eating 400 pounds each day. Knowing this can help us solve these questions:

a. So v represents number of pounds and d represents the number of days. We would write the equation as v = 400d, because you multiply the amount of days and pounds eaten per day to find the total amount of vegetation the animal has ate.

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5 0
3 years ago
Factor the following expression<br><br> 28w^(4)x^(2)y^(7)+12w^(9)x^(8)
disa [49]

The expression after factorisation is 4w⁴x² (7y⁷ + 3w⁵x⁶)

<h3>What is an Expression ?</h3>

An expression is defined as a mathematical statement consisting of variables , constants and mathematical operators.

The expression given is

28w⁴x²y⁷+12w⁹x⁸

Factors of the given expression will be the common terms in both the terms

w⁴x² is common in the variable term

The HCF of 28 and 12 is 4

4w⁴x² (7y⁷ + 3w⁵x⁶)

The expression after factorisation is 4w⁴x² (7y⁷ + 3w⁵x⁶)

To know more about Expression

brainly.com/question/14083225

#SPJ1

6 0
2 years ago
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