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Advocard [28]
3 years ago
11

How many of the numbers from 10 through 98 have the sum of their digits equal to a perfect​ square?

Mathematics
1 answer:
Rama09 [41]3 years ago
6 0
There are 14 numbers
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horrorfan [7]
-4 and -5
because to get 16 to 12 you have to subtract 4 but it wants you to add so you put a negative sign infront of it.

and a negative multiply by a negative equals a positive so -3×-5=15
5 0
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Solve 11 ≤ w + 3.4 i dont know the answer please help me
shepuryov [24]

Answer:

7.6 ≤w

Step-by-step explanation:

Hey there!

In order to solve this inequality, you need to simplify the inequality like the following:

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7.6 ≤w

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6 0
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A pattern has 5 blue triangles to every 80 yellow triangles. What is the ratio of blue triangles to all triangles?
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Determine the sum of: −10y2+(−3y2)−4y2−(−6y2)<br><br> the 2 are squared
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4 0
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Lapatulllka [165]

Answer:

43.2°

Step-by-step explanation:

Just multiply .12 by 360° (the number of degrees in a circle), this will give you the central angle.

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8 0
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