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notka56 [123]
3 years ago
11

What is the equation for the sum of three consecutive even numbers totaling 198.

Mathematics
1 answer:
Paul [167]3 years ago
3 0
Let the first number be represented by x.  Then the next is x+2, the next x+4.  Add these 3 expressions together and equate the sum to 198.

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"What is the length of stack J K with bar on top ? Round to the nearest tenth of a unit.
Sedaia [141]
Stance formula : d = sqrt (x2 - x1)^2 + (y2 - y1)^2
(3,5)(7,3)
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d = sqrt 4^2 + (-2^2)
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3 0
3 years ago
Read 2 more answers
Day 1 2 3 4 5 6
bearhunter [10]

Answer:

The answer is B

Step-by-step explanation:

4 0
3 years ago
Please help, I will mark!!
Alik [6]

Answer:

d=28.28

Step-by-step explanation:

To calculate the lenght of the diagonal d across the square, we can assume that the square it is compound of two right triangles. So, we can resolve this exercise using The Pythagorean Theorem.

<em>The Pythagorean theorem</em> states that in every right triangle, the square of the length of the hypotenuse is equal to the sum of the squares of the respective lengths of the legs. It is the best-known proposition among those that have their own name in mathematics.

If in a right triangle there are legs of length a and b, and the measure of the hypotenuse is c, then the following relation is fulfilled:

a^{2} +b^{2} =c^{2} a is the height, b is the base, and c is  

the hypotenuse.

To obtain the value of the hypotenuse

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

To find the value of the lenght of the diagonal d across the square, we have:

d=\sqrt{a^{2} +b^{2} } Where a = b = 20

Substituting the values

d=\sqrt{(20)^{2} +(20)^{2} }\\d=\sqrt{400+400} =\sqrt{800} \\d=28.284

Round the answer to 2 decimal places

d=28.28

6 0
3 years ago
HELP ASAP PLS I NEED HELP
Alexus [3.1K]

Answer:

B

Step-by-step explanation:

r^2 is 0.9997, and after 10 years it'll be 95660

3 0
3 years ago
3^2 + (6 • 4^2)10 - 22
baherus [9]
9+(<span>6•16)10-22
9+(96)10-22
9+960-22
969-22
947
</span>
3 0
3 years ago
Read 2 more answers
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