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Murrr4er [49]
3 years ago
12

Can someone help me with how to show the work.

Mathematics
2 answers:
Mama L [17]3 years ago
8 0
X=2


The bottom explains itself
mylen [45]3 years ago
3 0

Answer:

x=2

Step-by-step explanation:

you can see explanation as attached file

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Three times the sum of b and f, can also be written as:
Rudik [331]
3(b+f) you just do the sum and times it by 3
6 0
3 years ago
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How do you find a missing side of a triangle using SOH CAH TOA
katrin2010 [14]

Answer:

See explanation and attachment

Step-by-step explanation:

SOH CAH TOA is a mnemonic.

SOH means \sin \theta=\frac{Opposite}{Hypotenuse}

CAH means \cos \theta =\frac{Opposite}{Hypotenuse}

TOA means \tan \theta=\frac{Opposite}{Adjacent}

Given an angle and a side of a right angle triangle, you can use the appropriate ratio to find the missing side.

For instance, find x in the diagram in the attachment.

In this case the best ratio to use is TOA.

\tan 60\degree=\frac{\sqrt{3} }{x}

\implies x=\frac{\sqrt{3} }{\tan 60}

x=\frac{\sqrt{3} }{\sqrt{3} } =1

All the other ratio also follow the same pattern

NB: Your calculator in degree should give  \tan 60\degree=\sqrt{3}

3 0
2 years ago
To pass her test, Tori needs to answer at least 65% of the questions correct. If there were 60
aliina [53]
1) change 65% to a decimal = .65

2) .65 • 60 = 37.2 questions need to be right

3) since she got 42 correct, that is greater than 37.2, so she passed.

OR

1) 42/60 = 0.7

2) 0.7 to a percent = 70%

3) since she got a 70% on the test, she passed.
8 0
3 years ago
Read 2 more answers
Listen Find the area of a triangle whose vertices are (1, 2), (8, 2), and (1, 6
docker41 [41]

check the picture below, you can pretty much count the units off the grid.

recall that A = (1/2)bh.

7 0
3 years ago
Please take a look at the picture
madam [21]

Answer:

B) -3/10 x -6

Step-by-step explanation:

-3/10 x -6=-3 x -6/10

When multiplying two negatives you get a positive.

Hope this helps :)

8 0
2 years ago
Read 2 more answers
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