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Fantom [35]
3 years ago
9

Find the value of x for the triangle. 37 37 45° 45°

Mathematics
1 answer:
melisa1 [442]3 years ago
5 0

Answer:

x=37\,\sqrt{2}

Step-by-step explanation:

Notice you are dealing with a right angle triangle, since one of the angles measure 90^o. Now, what you are asked to find is the hypotenuse of that triangle, given an angle of 45^o and the opposite side: 37 units. Then, we can use for example the sine function which relates opposite, and hypotenuse:

sin(45^o)=\frac{opposite}{hyp} \\hyp=\frac{opposite}{sin(45^o)} \\hyp=\frac{37}{\sqrt{2}/2}\\hyp=37\,\sqrt{2}

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HELP PLEASE..........
serg [7]

Answer:

19.47

Step-by-step explanation:

Use the law of sines.

sin(90)/6 = sin(x)/2

Multiply both sides by 2

2 * sin(90)/6 = sin(x)

Use a calculator

0.33333 = sin(x)

sin^-1 0.3333 = 19.47

5 0
2 years ago
URGENT 50 POINTS WILL MARK BRAINLIEST HELP Mary plans to put carpeting in her house.
fredd [130]

Answer:

225 ft^2

please give branliest if you do so please

Step-by-step explanation:

(12*10)+(5*5)+(8*10)

120+25+50

225

7 0
3 years ago
Read 2 more answers
What does i^739 equal? explain how you found your answer.
Sophie [7]
<h3>Answer:   -i</h3>

========================================================

Explanation:

i = sqrt(-1)

Lets list out the first few powers of i

  • i^0 = 1
  • i^1 = i
  • i^2 = -1
  • i^3 = i*i^2 = i*(-1) = -i
  • i^4 = (i^2)^2 = (-1)^2 = 1

By the time we reach the fourth power, we repeat the cycle over again (since i^0 is also equal to 1). The cycle is of length 4, which means we'll divide the exponent over 4 to find the remainder. Ignore the quotient. That remainder will determine if we go for i^0, i^1, i^2 or i^3.

For example, i^5 = i^1 because 5/4 leads to a remainder 1.

Another example: i^6 = i^2 since 6/4 = 1 remainder 2

Again, we only care about the remainder to find out which bin we land on.

-------------

Turning to the question your teacher gave you, we have,

739/4 = 184 remainder 3

So i^739 = i^3 = -i

<h3>-i is the final answer</h3>

--------------

Side notes:

  • if i^a = i^b, then a-b is a multiple of 4
  • Recall that the divisibility by 4 trick involves looking at the last two digits of the number. So i^739 is identical to i^39.
4 0
3 years ago
Which number sentence is not true?
Burka [1]

Answer:

Option B

Step-by-step explanation:

|-1| \neq -1

|-1| = 1

8 0
2 years ago
The sum of a number and 6% of itself is 42.4. find the number
kvasek [131]

Answer:

40

Step-by-step explanation:

6% of number = 6/100 × x = 6x/100 = 3x/50

Sum of the number and 6% of itself = 42.4

x + (3x/50) = 42.4

(50x+3x)/50 = 42.4

53x = 42.4 × 50

53x = 2120

x = 2120/53

x = 40


8 0
3 years ago
Read 2 more answers
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