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dusya [7]
4 years ago
5

Which expression are equivalent to 2r+(t+r)

Mathematics
1 answer:
umka21 [38]4 years ago
3 0
Simplified, it is 3r+t.
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The ratio in a classroom is 5:4 <br> How many girls are there if there are 27 students?
kvasek [131]

Answer:

the answer depends if the ratio is 5 the answer is 15

if the ratio is 4 the answer is 12

Step-by-step explanation:

first add the ratios-5+4=9x

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x=27/9=3

3*4 =12 or 3*5=15


please thank and mark brainliest if this helps!

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4 years ago
50 POINTS!!!<br><br> Find the area of the segment of circle C shown in the diagram above.
pochemuha
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6 0
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The perimeter is 54 m. The apothem is \root(3)(3) . To the nearest tenth, what is the area of this regular polygon?
Serjik [45]

The area of this regular polygon is 46.8 square units

<h3>How to determine the area of this regular polygon?</h3>

The given parameters are:

Perimeter, p = 54 m

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Area = 0.5 * Apothem * Perimeter

Substitute the known values in the above equation

Area = 0.5 * √3 *  54

Evaluate the product

Area = 46.8

Hence, the area of this regular polygon is 46.8 square units

Read more about area at:

brainly.com/question/14137384

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The greatest common factor of two different prime numbers is 1
Rudik [331]
I hope this helps you

5 0
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Find thepercent. Round to the nearest whole percent when necessary $6 tip for a $40 dinner
serious [3.7K]

Answer:

15%

Step-by-step explanation:

 i think thats right

hope that helps

pls mark brainliest

7 0
3 years ago
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