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gizmo_the_mogwai [7]
3 years ago
5

A glass ball is packed in the box shown. Which expression represents the volume of foam padding needed to fill the space in the

box around the sphere in terms of Pi

Mathematics
1 answer:
zhuklara [117]3 years ago
5 0

Answer: (27- 4/3 pi) r^3

Step-by-step explanation: 1. Volume of a cube: V= a^3,  V= 3^3 , V=27

2.  Volume of a sphere: V=4/3 pi r^3 ......

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Choose all true statements:
leva [86]
<span>1 - All real numbers are rational numbers.   FALSE
All real numbers are NOT rational numbers. The real numbers are made up of rational numbers and irrational numbers.

2 - Some rational numbers are natural numbers. TRUE
All natural number are rational numbers but not all rational numbers are natural numbers. Thus, some rational numbers are natural numbers.

3 - No real numbers are irrational numbers. FALSE
</span><span>The real numbers are made up of rational numbers and irrational numbers. Thus, some real numbers are natural numbers.

4 - All whole numbers are integers. TRUE
The whole numbers are the natural numbers plus 0. The integers comprises of the whole numbers plus the negative of the whole numbers.
Thus, all whole numbers are integers.

5 - Some integers are natural numbers. TRUE
</span>The integers comprises of the whole numbers plus the negative of the whole numbers. <span><span>The whole numbers are the natural numbers plus 0. The natural numbers are the counting numbers, i.e. 1, 2, 3, . . . which are also part of integers.
Thus, some integers are natural numbers.

</span>6 - No rational numbers are integers. FALSE
The rational numbers are made up of the integers and any number that can be expressed as a fraction.</span>
Thus, all integers are rational numbers and some rational numbers are integers.
8 0
3 years ago
Read 2 more answers
Justin is married with one child. He works 40 hours each week at a rate of $16 per hour. His wife began working part time after
11111nata11111 [884]
The part that justin and his wife need to work on is their savings account. if something happens to the money that you have now you need to be able to have enough money saved to keep going on with their life.

4 0
3 years ago
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Sarah needs 4/6 yard of ribbon to wrap a gift. She has 6 pieces of ribbon with the following lengths. She can cut the piece if i
denpristay [2]
I will add the length and convert it to yards and then subtract it from 4/6 yards.
6 0
3 years ago
Find the value of x.
Firdavs [7]

Step-by-step explanation:

DC is equal to 180°, so subtract 105 from 180.

180-105=75

180 is the total of the the angles when added together.

67°+75°=142

180-142=38

x=38

8 0
4 years ago
What is the value of 2.3​
lora16 [44]

Answer:

2.3 = 23/10

or if its 2 x 3 then the value is

6

Step-by-step explanation:

7 0
3 years ago
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