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MAXImum [283]
3 years ago
13

A carpenter bought a piece of wood that was 4.9 centimeters long. Then he sawed 4.1 centimeters off the end. How long is the pie

ce of wood now?
Mathematics
1 answer:
Ksenya-84 [330]3 years ago
8 0

Answer:

.8cm

Step-by-step explanation:

4.9-4.1=.8cm

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How can I solve this
Gennadij [26K]

24 ^ 2/3 = (8 ^ 2/3) * (3 ^ 2/3)

cancle out the 8^2/3 and you get (3 ^ 2/3) * (3 ^ 4/3) = 3^2 = 9

9

6 0
3 years ago
A basketball has a surface area of 1810 cm. find its volume<br>​
julia-pushkina [17]

Answer:

V≈7240.89

Step-by-step explanation:

Use the formula V=A^(3/2) / 6\sqrt[n]{pi}

8 0
3 years ago
How to factorise 9a^2bc^3 -27abc
olga2289 [7]

Answer:

9abc(ac² - 3)

Step-by-step explanation:

<u>Given polynomial:</u>

  • 9a²bc³ -27abc

<u>Factors of the terms:</u>

  • 9a²bc³ = 3*3*a*a*b*c*c*c
  • 27abc = 3*3*3*a*b*c

<u>Common factors of the above: </u>

  • 3*3*a*b*c= 9abc

<u>So the answer:</u>

  • 9a²bc³ -27abc = 9abc(ac² - 3)
3 0
3 years ago
Find the equation of a circle that has a diameter with endpoints located at (7,3) and (7,-5)?
Julli [10]
For the area it would be 50.27 but for the circumference; it would be <span>25.13 I hope this helped ^^</span>
5 0
3 years ago
Six times a number is decreased by 20 which is equal to three times the number increased by 4. what is the number?​
loris [4]
Let the number be a
6a - 20 = 3a + 4
Group like terms
6a - 3a = 20 + 4
3a = 24
divide through by 3
a = 8
Therefore the number is 8
8 0
2 years ago
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