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Dovator [93]
3 years ago
13

11 Need help. I can’t fail this!!

Mathematics
1 answer:
dimulka [17.4K]3 years ago
6 0

Answer:

No they are not similar

Step-by-step explanation:

To make them similar, they would have to have the same angle measurements. The first triangle has 81, and 60 if you add them then subtract the sum by 180 you get the last angle measure, which is 39. 39 is not the same as 40 in the second triangle, proving they do not have the same angles and are not similar

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The volume of a sphere is 2,098 pi m^3 what is the surface area of the sphere to the nearest tenth?
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Answer:

3139.5 m²

Step-by-step explanation:

the formula for the volume of a sphere of radius r is V = (4/3)πr³.  In this particular case, V = 2098π m³ = (4/3)πr³, and from this we can calculate the radius, r:

       2098π m³

r³ = -----------------  =  (3/4)(2098 = 1483/5

       (4/3)π

Thus r = ∛1573.5 m³ =  11.64 m

Then the surface area is A = 4πr², which in this case is

A = 4(3.14159)(11.64 m)^2 = 1702.6 m² (which is to the nearest tenth).

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sergejj [24]

Answer:

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Step-by-step explanation:

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4\div9\frac{1}{3}=4\div\frac{28}{3} =4 X \frac{3}{28} =\frac{3}{7}

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If Noah follows the same recipe,

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Using Ratio Method

→  Name  :  Cup  :  Cake

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By using cross multiplication

c X 1 = \frac{3}{7}f

c= \frac{3}{7}f

The equation c= \frac{3}{7}f represents the relationship between c and f

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Step-by-step explanation:

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Answer:

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