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Dmitry_Shevchenko [17]
3 years ago
14

A paperweight in the shape of a hemisphere is shown. It has a volume of 231.6 cubic centimeters.

Mathematics
1 answer:
kolezko [41]3 years ago
8 0

Answer:

2/3*22/7*r^3=231.6

2/3*22/7=2.0952

2.0952*r^3=231.6

r^3=231.6/2.0952

r^3=

Step-by-step explanation:

2/3*22/7*r^3=231.6

2.0952r^3=231.6

r^3=110.5384

cuberoot 110.5384

=4.7992

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Ne4ueva [31]
Yes your answer is solved correctly
6 0
2 years ago
Determine whether the points (–3,–2) and (3,2) are in the solution set of the system of inequalities below. y ≤ ½x + 2 y < –2
lana [24]

Given:

The system of inequalities:

y\leq \dfrac{1}{2}x+2

y

To find:

Whether the points (–3,–2) and (3,2) are in the solution set of the given system of inequalities.

Solution:

A point is in the solution set of the given system of inequalities if it satisfies both inequalities.

Check for the point (-3,-2).

-2\leq \dfrac{1}{2}(-3)+2

-2\leq -1.5+2

-2\leq 0.5

This statement is true.

-2

-2

-2

This statement is also true.

Since the point (-3,-2) satisfies both inequalities, therefore (-3,-2) is in the solution set of the given system of inequalities.

Now, check for the point (3,2).

2

2

2

This statement is false because 2>-9.

Since the point (3,2) does not satisfy the second inequality, therefore (3,2) is not in the solution set of the given system of inequalities.

7 0
3 years ago
This is a really hard question
Anastasy [175]

Answer:

  • D. 4x - 6

Step-by-step explanation:

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Correct option is D

5 0
3 years ago
Read 2 more answers
What is the inverse of y=-x-4
Nimfa-mama [501]

Answer:

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Step-by-step explanation:

i hope this helps

8 0
3 years ago
A<br> 68°<br> B<br> 32°<br> D<br> 77<br> 11x - 33<br> [?] с<br> Help Resour<br> Skip
kari74 [83]

Quadrilaterals are shapes with 4 sides. The correct inequality expression is x < 11

<h3>What are quadrilaterals?</h3>

Quadrilaterals are shapes with 4 sides. The given figure is a quadrilateral. The side opposite to 68 degrees is greater than the side opposite 32 degrees to have the equation;

11x - 33 < 77

Add 33 to both sides

11x - 33 + 33 < 77 + 33

11x <110

x < 110/10

x< 11

Hence the correct inequality expression is x < 11

Learn more on inequality here: brainly.com/question/24372553

#SPJ1

5 0
2 years ago
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