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Romashka [77]
3 years ago
7

PLEASE HELP 11 points

Mathematics
1 answer:
tatuchka [14]3 years ago
6 0

Answer:

12.56

Step-by-step explanation:

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Solving a right triangle ‼️ Can someone help me find B, b, and c❓Round to the nearest tenth.
Luda [366]

Answer:

see explanation

Step-by-step explanation:

The sum of the 3 angles in a triangle = 180°

Subtract the sum of the 2 given angles from 180 for B

B = 180° - (90 + 39)° = 180° - 129° = 51°

Using the tangent and sine ratios in the right triangle for b and c

tan39° = \frac{opposite}{adjacent} = \frac{27}{b}

Multiply both sides by b

b × tan39° = 27 ( divide both sides by tan39° )

b = \frac{27}{tan39} ≈ 7.5 ( to the nearest tenth )

sin39° = \frac{opposite}{hypotenuse} = \frac{27}{c}

Multiply both sides by c

c × sin39° = 27 ( divide both sides by sin39° )

c = \frac{27}{sin39} ≈ 28.0 ( to the nearest tenth )

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3 years ago
What is the slope, m, and the y-intercept of the line that is graphed below?
Brums [2.3K]

Answer:  The correct option is

(A) m = 1; (0, 3).

Step-by-step explanation:  We are given to find the slope, m, and the y-intercept of the graphed line.

We know that

the slope of a line passing through the points (a, b) and (c, d) is given by

m=\dfrac{d-b}{c-a}.

From the graph, we note that the line passes through the points (-3, 0) and (-1, 2).

Therefore, the slope of the graphed line will be

m=\dfrac{2-0}{-1-(3)}=\dfrac{2}{2}=1.

Also, at x = 0, the value of the y-coordinate is 3. So, the y-intercept of the line is (0, 3).

Thus, the slope, m = 1  and the y-intercept is (0, 3).

Option (A) is CORRECT.

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3 years ago
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QveST [7]
In the first picture there is a 3 out 12and the second was a 4 out 12
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4 years ago
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There are 50 jellybeans in a bag.
Svetach [21]

Answer:

1/2 the jellybeans are yellow... or 25 jellybeans

Step-by-step explanation:

1/5 is the same thing as 2/10.

2/10 + 3/10 = 5/10

5/10 are blue and green and the other 5/10 is yellow.

5/10 can be simplified to 1/2

1/2 of 50 is 25

I hope this helps you!! :)

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3 years ago
How many tablespoons is equivalent to 1.2​
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Answer:

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Step-by-step explanation:

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