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Feliz [49]
3 years ago
15

The surface area of a cube is 24 cm² what is the new surface area of a cube is the length of each edge of the cube is tripled

Mathematics
1 answer:
sergij07 [2.7K]3 years ago
8 0
24 divided by 6( the amount of sides) is 4. The square root of 4 is 2 so each side is 2 cm. 2 cm tripled is 6 cm. 6 times 6 is 36 ( that is the surface area of one face). 36 times 6 (the number of faces) is 216 so the answer is 216 cm squared.
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6h − (9−3h) = 6 − 3 (h+2) <br><br> h=3/2 <br><br> h=3/4 <br><br> h=17/6 <br><br> h=7/2
Andre45 [30]
I would try going with h =7/2 if that is wrong just rate me 1
3 0
3 years ago
Omas is making trail mix using granola and walnuts. He can spend a total of $12 on the ingredients. He buys 3 pounds of granola
Serga [27]

Answer:

Omas can buy 1 pound of walnuts.

Step-by-step explanation:

From the information given, you can say that the total cost would be equal to the result of multiplying the price per pound of granola for the number of pounds of granola plus the result of multiplying the price per pound of walnuts for the number of pounds of walnuts, which would be:

Total cost=2x+6y, where

x is the number of pounds of granola

y is the number of pounds of walnuts

Now, you can replace the values on the formula and solve for y:

12=(2*3)+6y

12=6+6y

6=6y

y=1

According to this, the answer is that Omas can buy 1 pound of walnuts.

4 0
2 years ago
Read 2 more answers
HELP ASAP PLEASE &amp; SHOW UR WORK!! THANK YOU &lt;3
olchik [2.2K]

Answer:

x^2 - 5x = 14

x^2 - 5x-14 = 0

Now, we have to find the multiples of -14 and numbers that add/subtract to -5; this helps to find the factors.

-7+2 = -5

-7*2 = -14

Based on the above info, we can find out my factors; they are:-

(x-7)(x+2)

4 0
3 years ago
What is the volume of this shape?
jenyasd209 [6]
Answer:
600 ft cubed
Step-by-step explanation:
Triangle volume formula V = 1/2(l*w*h)
1/2(4*12*9) = 216 ft cubed

Formula for rectangular prism V = (l*w*h)
(4*16*6) = 384 ft cubed

Adding the values: 600 ft
6 0
2 years ago
tara made a snack mix with 3/4 cup of rice crackers and 2/3 cup of pretzels. she then ate 5/8 cup of the mix for lunch. how much
grandymaker [24]
First you add 3/4 and 2/3 you but then do 3/4 2/3 you think what the both can go to is 12 the dominator is 12 then you time it by 3,4 because they both go to 12 then the 3 will be time 3 because 4 x 3 = 12 then you do it the top so 3x3 = 9 9/12 then you do the next one is2/3 do the same then will get 8/12 then you can subtract it 9/12 - 8/12 will gave you 1/12
8 0
3 years ago
Read 2 more answers
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