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inysia [295]
2 years ago
7

Each edge of a cube is 9 centimeters long. Find the total length of all the edges of the cube.

Mathematics
1 answer:
posledela2 years ago
4 0

Answer:

108 centimeters

Step-by-step explanation:

There are 12 edges total.

9 x 12 = 108

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Roxanne has $80 in a savings account. The interest rate is 10%, compounded annually. To the nearest cent, how much will she have
finlep [7]
104 because 10% of 80 is 8 years meaning 8+8+8=24 add 24 to 80 and ur answer is 104
3 0
3 years ago
The area of a rectangle is 72 cm2. State the dimensions of the rectangle with the least perimeter. Calculate the perimeter.
Nitella [24]
We know that
<span>Of all the rectangles having same area, square has the least perimeter
</span>
area of square=x²
where
x is the length side of the square
A=72 cm²
72=x²
x=√72-----> x=6√2 cm

Perimeter of square=4*x------> 4*(6√2)-----> P=24√2 cm
P=33.94 cm

the answer is
the perimeter is equal to 24√2 cm or 33.94 cm

5 0
3 years ago
Can you find 2/3 of 120
polet [3.4K]
The only thing you should do is to multiply 2/3 by 120 so you will have 2*120/3 = 80 :)))
i hope this is helpful
have a nice day 
6 0
2 years ago
Find the circumference of the circle and area of the circle.
ad-work [718]

Answer:

C = 50.24

A = 7,925.540864 (Round to whatever you want)

Step-by-step explanation:

c = 2πr

c = 2(3.14)(8)

c= 50.24

A = πr^2

A = (3.14)(50.24)^2

A = 7,925.540864

8 0
3 years ago
Read 2 more answers
What's the difference?
posledela
Parenthasees

the first onewould evaluate to 4x²
the 2nd one would just be -2x²
5 0
3 years ago
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