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dem82 [27]
3 years ago
11

There are 20 female performers in a dance recital. The ration of men to women is 4:5. How many men are in the dance recital?

Mathematics
2 answers:
klasskru [66]3 years ago
8 0

Answer:

16

Step-by-step explanation:

men                  women

 4 (times by 4)        :              5  ( times by 4)

             16              :                                 20

please give me brainiest!!!

Debora [2.8K]3 years ago
3 0

Answer:

16 men performers

Step-by-step explanation:

Men : Women = 4 : 5

Let total performers be 'x'

\frac{5}{9}*x = 20\\\\x = 20*\frac{9}{5}\\\\x = 4 * 9\\\\x = 36

Total performers = 36

Men = 36 - 20 = 16

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Step-by-step explanation:

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8 0
3 years ago
2. Which of the following is not an example of
Mariulka [41]

Answer:

B. 200

Step-by-step explanation:

A perfect square is the multiplication of two equal integers such as 1*1=1, 2*2=4, 3*3=9. From the examples, 1, 4, 9 are perfect square.

Non perfect square numbers are 1*2=2,

3*1=3,

5*1=5,

3*2=6,

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Examples of perfect squares:

1*1=1

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4*4= 16,

5*5=25,

6*6=36,

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8 0
3 years ago
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Step-by-step explanation:

7 0
3 years ago
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Answer:

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Step-by-step explanation:

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Hope this helps!

8 0
3 years ago
If you are using Cosine and need to solve for an unknown hypotenuse, you should...
kifflom [539]

Using cosine, we can find the hypotenuse by using the formula below;

hypotenuse = adjacent / cos ∅

<h3 /><h3 /><h3>Trigonometric ratios:</h3>
  • Trigonometric ratios are ratios of sides of a right angled triangle.
  • The simplest ratios are cosine, sine and tangent.

Using cosine, the hypotenuse side can be solved as follows:

cosine ∅ = adjacent / hypotenuse

cross multiply

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divide both sides by cos ∅

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Therefore,

hypotenuse = adjacent / cos ∅

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6 0
2 years ago
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