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sveticcg [70]
3 years ago
12

Please answer this now with correct answer

Mathematics
1 answer:
lana66690 [7]3 years ago
7 0

Answer:

483.56 square milimeters

Step-by-step explanation:

In the above question, we obtain the following information:

Slant height = 15mm

Radius = 7mm

π = 3.14

Since we are given the slant height ,

the formula for surface area of a cone = πrl + πr²

= πr (l + r)

= 3.14 × 7(15 + 7)

= 3.14 × 7( 22)

= 21.98(22)

= 483.56 square milimeters

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Mr .Rowley has 16 homework papers and (2 exit tickets to return. Ms. Alvera has 64 homework papers and 60 exit
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The ratio of of number of homework papers to number of exit tickets of Mr Rowley and Ms. Alvera are not equivalent.

<h3>Ratio</h3>

A ratio is a number representing a comparison between two named things. It is also the relative magnitudes of two quantities usually expressed as a quotient.

Mr Rowley:

  • Homework papers = 16
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Ratio of number of homework papers to number of exit tickets = 16 : 2

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= 8 / 1

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Ms Alvera:

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Ratio of number of homework papers to number of exit tickets = 64 : 60

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Therefore, the ratio of of number of homework papers to number of exit tickets of Mr Rowley and Ms. Alvera are not equivalent.

Learn more about ratio:

brainly.com/question/2328454

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Area of whole fig = fig 1 + fig 2 + fig 3 = 28+15+28 = 71

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Step-by-step explanation:

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