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Alisiya [41]
2 years ago
5

Given a sphere with a radius of 2 cm, find its volume to the nearest whole

Mathematics
1 answer:
Anton [14]2 years ago
7 0

Answer: 34

Step-by-step explanation:

V=\frac{4}{3}(\pi)(2^{3}) \approx \boxed{34}

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Determine the range of the function $f(x) = -4x^2-8x-6$. Enter your answer in interval notation.
saveliy_v [14]

Answer:[tex]y=-4x^2 -8x-6

Step-by-step explanation:

6 0
3 years ago
Plsss help (Cuz i'm dumb:D) Calculate the surface area of the prism below, shape below
marin [14]
Surface area of the the rectangles:
8 * 5 + 8 * 4 + 8 * 3 = 96

Surface area of the two triangles:
Use bh/2 base time height over 2
(4 * 3)/2 = 6
There are 2 triangles, 2 * 6 = 12

12 + 96 = 108
5 0
3 years ago
Lacey and her friends want to go to the movies on Saturday. The movie they want to
m_a_m_a [10]

Answer:

2:20PM

Step-by-step explanation:

3:45 - 1 hour = 2:45 (drive)

2:45 - 25 minutes = 2:20

2:20pm

8 0
3 years ago
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Pls help I’ll brainlest ASAP
svetlana [45]

Step-by-step explanation:

Given

-30 = - 0.4 k

30 = 0.4k

k = 30 / 0.4

k = 75

hope it helps :)

7 0
3 years ago
Read 2 more answers
Please help!!!!!!<br><br> y=[?]°
coldgirl [10]

Answer:

Since there are already 2 angles shown, which are 48 and 90 (indicated by the square in the bigger triangle, we can set up an equation.

48 + 90 + y = 180

138 + y = 180

-138 + 138 + y = 180 - 138

y = 42°

7 0
3 years ago
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