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vlabodo [156]
3 years ago
10

20 points 3 math questions please help with these math questions

Mathematics
2 answers:
Semmy [17]3 years ago
5 0

Answer:

B, False

Step-by-step explanation:

JulsSmile [24]3 years ago
4 0

Answer:

B, False,

Step-by-step explanation:

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I need help on this please I don't really understand it.
RSB [31]
EASY!!!    
The answer is 36
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4/9+3/10= what's the answer please​
Marta_Voda [28]

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Find the area of the parallelogram with a base of 12 units and height of 8 units. Use your rectangle from the previous question
Troyanec [42]

Answer:

96 units^2

Step-by-step explanation:

A of parallelogram =base×height

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8 0
2 years ago
Sylvester says that 0.000002015 written in scientific notation is 2.015 x 10 by the power of 6. Do you agree with him? Explain w
Marrrta [24]

Answer:

0.000002015 is not equal to 2.015x10^6

Step-by-step explanation:

When a power of 10 is positive the dot must be moved to the right, and when the power of 10 is negative, the dot must be moved to the left.

For example 50.000x10^3=50000 and 45.00x10^{-3}=0.045

So

2.015x10^6=2,015,000

wich is clearly not equal to 0.000002015

the correct scientific notation for 0.000002015 must be:

2.015x10^{-6}

With a negative in the power of 10, referring to a small quantity.

3 0
3 years ago
Please help :/<br><br> 20 POINTS
Dmitry [639]

Answer:

25.1!

Step-by-step explanation:

all you have to do is C=2πr=2·π·4≈25.13274

To calculate the circumference of a circle, multiply the diameter of the circle with π (pi). The circumference can also be calculated by multiplying 2×radius with pi (π=3.14).

Hope that helped! :)

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3 years ago
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