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Verizon [17]
4 years ago
6

What is the value of cos(A) in the diagram? a.60/61 b.61/11 c.11/61 d.61/60

Mathematics
2 answers:
aleksandr82 [10.1K]4 years ago
4 0

Answer:

A

Step-by-step explanation:

cosA = \frac{adjacent}{hypotenuse} = \frac{AC}{AB} = \frac{60}{61} → A

ehidna [41]4 years ago
3 0

Answer:

a. 60/61

Step-by-step explanation:

With reference angle A

base(b) = 60

hypotenuse (h) = 61

Now

Cos(A) = b / h

= 60/ 61

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Answer:

Both equation represent functions

Step-by-step explanation:

The function is the relation that for each input, there is only one output.

A. Consider the equation

y=-\dfrac{3}{5}x+2

This equation represents the function, because for each input value x, there is exactly one output value y.

To check whether the equation represents a function, you can use vertical line test. If all vertical lines intersect the graph of the function in one point, then the equation represents the function.

When you intersect the graph of the function y=-\dfrac{3}{5}x+2 with vertical lines, there will be only one point of intersection (see blue graph in attached diagram). So this equation represents the function.

B. Consider the equation

y=x-x^2

This equation represents the function, because for each input value x, there is exactly one output value y.

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4 0
3 years ago
Solve by elimination -7x-20=-14 -2x+10y=-4
sweet-ann [11.9K]
Mark brainliest please mark

6 0
3 years ago
Pyramid = 40
Y_Kistochka [10]

Answer:

A. 39,000.

Step-by-step explanation:

Volume of the lower prism = 30^3= 27,000

Volume of the pyramid = 1/3 area of the base * height

= 1/3 * 900 * 40

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Volume of the whole solid = 27000 + 12000

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5 0
3 years ago
A can of corn is shaped like a cylinder. The radius of the can is 5 inches and the height of the can is 8 inches. Which measurem
emmainna [20.7K]

Answer:

B) 628.32 cm cubed

Step-by-step explanation:

we know the formula to find the volume of a cylinder is π*r^2*h

where r is the radius and h is the height.

the equation would look like this

π*5^2*8

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6 0
3 years ago
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suter [353]
I believe the answer would be 6 because 7x2=14 so 3 cantaloupes x 2= 6
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