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TiliK225 [7]
3 years ago
8

What formula is used to find the circumference of a circle? isn't it C = 2πr ?

Mathematics
2 answers:
cestrela7 [59]3 years ago
8 0
Yes it is area is pie r^2
Vinil7 [7]3 years ago
4 0
Yes. You are right C=2 \pi r
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Find the measure of <6
eduard

Answer:

110 degrees

Step-by-step explanation:

Parallels lines, when intersected by a straight line, form congruent angles. Therefore 110 is equal to angle 6

4 0
3 years ago
PLS answer quick
Stolb23 [73]

The formula to find the volume of the composite solid is: C. V = πr²h + ⅔πr³.

<h3>How to Find the Volume of a Composite Solid?</h3>

The volume of the composite solid in the image given = Volume of cylinder + volume of hemisphere.

Volume of cylinder = πr²h

Volume of hemisphere = ⅔πr³

Therefore, formula to find the volume is: C. V = πr²h + ⅔πr³.

Learn more about volume of composite solid on:

brainly.com/question/23642076

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7 0
1 year ago
An old house has a basement stairway that has steps with 7.25 inch vertical risers and 7 inch horizontal treads. What is the slo
svlad2 [7]

Answer:

1.04 inch

Step-by-step explanation:

Given: Old house has a basement stairways with 7.25 inch vertical riser and 7 inch horizontal treads.

Remember; horizontal treads is known as run in steps.

Now, calculating the slope of the stairways.

Formula: Slope= \frac{Rise}{Run}

Rise= 7.25 inch

Run= 7 inch.

Subtituting the value in the formula

Slope= \frac{7.25}{7}= 1.0357 \approx 1.04 (∵ Round to two decimal)

∴ Slope of stairways is 1.04.

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3 years ago
A box of 15 markers cost is $2.40 how much will a box of 40 marker’s cost
butalik [34]

Answer:

$6.40

Step-by-step explanation:

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2 years ago
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