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Dafna11 [192]
3 years ago
10

A plate has a diameter of 14 inches . what is the approximate circumference of the plate?

Mathematics
1 answer:
RSB [31]3 years ago
3 0
Circumference formula is 2(pi)r^2
so you need to find the radius(diameter/2) r=7
then multiply 7 x 3.14= 21.98
then multiply by 2 21.98 x 2= 43.96
answer is B 43.96
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Find a in the figure below and place the value in the empty box
AleksAgata [21]

Answer:

a = 12m

Step-by-step explanation:

In order to solve this problem we will need to know the Pythagoras theorem that states that in a right angled triangle the square of the hypotenuse (the side opposite to the right angel) is equal to  the sum of the squares of the other two sides. This theorem can be written as an equation....

c^{2} = a^{2}  + b^{2}

Now we can see that we can easily find the missing value by using this theorem. We just have to substitute the values. And we get the following

c^{2} = a^{2} + b^{2}

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a^{2} = 15^{2} - 9^{2}

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7 0
3 years ago
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blagie [28]

Answer: 37

Step-by-step explanation:

4 0
3 years ago
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8 0
2 years ago
Buddy, Louis, Mabel and Spot are all puppies and are playing in the forest. They notice seven bees and five cockroaches, and the
Natasha2012 [34]

Answer:

188 legs

Step-by-step explanation:

A game of legs!!

In this question, we are asked to calculate the number of legs of animals present in the question.

Let’s first identify the individual brands of animals present. We have ;

4 dogs, 7 bees, 5 cockroaches, 8 spiders, 3 deers, 4 boars and 2 antlers.

A dog has 4 legs; this means total number of legs contributed by the dogs to the pool will be 4 * 4 = 16 legs

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8 spiders have a total of 8 * 8 = 64 legs

3 deers, 4 boars and 2 antlers have 4 legs each making a total of 9 * 4 = 36 legs

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6 0
3 years ago
What's the dot product of u = <-9, 4> and v = <1,3>? Thanks!
Leno4ka [110]
\langle-9,4\rangle\cdot\langle1,3\rangle=(-9)(1)+(4)(3)=-9-12=-21
8 0
3 years ago
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