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Earn +20 ptsQ: The square of the sum 3 and 15?
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The square sum of 3 and 15?
18 x 18 = 324
What is the perimeter for triangle square and rectangle?
Triangle = sum of its 3 sides Square = sum of its 4 sides Rectangle = sum of its 4 sides
What is the sum of the first 5 numbers squared?
The question is ambiguous.Does it want the sum of the squares, or the square of the sum ? They're different.Here are both:1). Sum of the squares: . (1)2 + (2)2 + (3)2 + (4)2 + (5)2 = 1 + 4 + 9 + 16 + 25 = 552). Square of the sum: . (1 + 2 + 3 + 4 + 5 )2 = (15)2 = 225
What is the sum of the first 15 positive even numbers?
The sum of the first 15 positive even numbers is 240. (Simply square 15, then add 15 to the result: 15 x 15 = 225. 225 + 15 = 240).
What is the sum of 9 3 and 2?
15
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