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Verizon [17]
3 years ago
8

How much more area does a 40 mile radius cover than a 4 mile radius

Mathematics
1 answer:
malfutka [58]3 years ago
5 0
40 mile radius covers 10 times more than 4 mile radius
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If you draw a tree to show the number of ways to spin a spinner with three regions twice, how many possibilitdies would there be
LenaWriter [7]

Answer: There would be 9 possibilities.

Step-by-step explanation:

Given : The number of regions in the spinner = 3

if we spin the spinner twice, then by using fundamental principal of counting , the number of possibilities is given by :-

3\times3=9

Therefore, there would be 9 possibilities.

  • The Fundamental Counting Principle is a method to calculate the number of possibilities by multiplying the events together to get the total number of possibilities.

7 0
3 years ago
Solve for y. Please help!!
Nadya [2.5K]

Answer:

y=3\sqrt{7}\ units

Step-by-step explanation:

see the attached figure with letters to better understand the problem

we know that

In the right triangle ABD

tan(

In the right triangle BCD

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remember that

m< BAD=m<CBD

therefore

tan(

equate the equations

y/9=7/y

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7 0
3 years ago
One student solved the inequality −4 &gt; x/-7 and got 28 28. Are they both correct? Explain
dusya [7]

Answer: solutions are the same, just written differently, inequality sign is reversed when multiplying by a negative. Yes, both students are correct.Jul 8, 2018

Step-by-step explanation:

8 0
3 years ago
What is the diameter of a circle with a circumference of 30 pi inches
Olenka [21]
Circumference = πD 

30π = πD 

D = 30 inches

Answer: 30 inches
6 0
2 years ago
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Answer:

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Step-by-step explanation:

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