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Vinvika [58]
1 year ago
13

Find X AND Y! pleas help me! only reply if you KNOW IT thank you

Mathematics
1 answer:
lawyer [7]1 year ago
4 0

The measures of the legs of the right triangle are:

X = 2.5

Y = 4.3

<h3>How to find the values of x and y?</h3>

In the image, we can see a right triangle with a hypotenuse with a value of 5, and a known angle.

To find the values of X and Y (the legs of the triangle) we can use the two relations:

Sin(a) = (opposite cathetus)/(hypotenuse)

Cos(a) = (adjacent cathetus)/(hypotenuse)

In this case, we have:

a = 30°

hypotenuse  = 5

opposite cathetus = X

adjacent cathetus = Y.

Replacing that in the relations we get:

Sin(30°) = X/5

Sin(30°)*5 = X = 2.5

cos(30°) = Y/5

cos(30°)*5 = Y = 4.3

Learn more about right triangles:

brainly.com/question/2217700

#SPJ1

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Gnom [1K]

9514 1404 393

Answer:

  • V(t) = 25(1.07^t)
  • V(t) = 40(1.05^t)

Step-by-step explanation:

Put the given numbers into the given formula. It can be simplified a little bit.

Formula:

  V(t) = P(1 + r)^t

<u>Coin A</u>

  P = 25, r = .07

  V(t) = 25(1.07^t)

<u>Coin B</u>

  P = 40, r = 0.05

  V(t) = 40(1.05^t)

4 0
3 years ago
The population of a country grows exponentially at a rate of 1% per year. If the population was 35.7 million in the year 2010, t
Lady_Fox [76]

Answer:

37.52 million

Step-by-step explanation:

using,

A = A'(1+R/100)ⁿ............................. equation 1

Where A = population size in 2015, A' = Initial population, R = rate in percentage, n = number of times between 2010 and 2015.

Given: A' =35.7 million, R = 1%, n = 5.

Substitute these values into equation 1

A = 35.7(1+0.01)⁵

A = 37.52 million.

Hence the size of the population of the country in the year 2015 is 37.52 million

7 0
3 years ago
Explain step by step now to arrive at a single rational number to represent the following expression
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Answer:

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X+3y=5<br> -2x-6y=-10<br><br> Solve using elimination
RSB [31]
Slimination
multiply first equaiton by 2
2x+6y=10
add to second equiaotn
2x-2x+6y-6y=10-10
0=0
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so solve
x+3y=5
3y=-x+5
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3 0
3 years ago
Heron's Formula:
zlopas [31]

Answer:

√s(s-a) (s-b) (s-c)

Step-by-step explanation:

123456

herons formula

6 0
2 years ago
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