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tiny-mole [99]
3 years ago
5

Is this correct if not what is?

Mathematics
1 answer:
ankoles [38]3 years ago
6 0
No, the answer is 2(10c + 4d)
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Help<br><br><br><br><br><br><br><br><br><br> Sjsjjjsjajajahjajaja
motikmotik

Answer:

hi

Step-by-step explanation:

{5}^{2}  +  {x}^{2}  =  {7}^{2}  \\ 25 +  {x}^{2}  = 49 \\  {x}^{2}  = 49 - 25 \\  {x}^{2}  = 24 \\ x =  \sqrt{24}

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6 0
3 years ago
What is the approximate volume of the cone?
Vlad [161]
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8 0
3 years ago
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What is the number name of 23,89,009??
Trava [24]

Answer:

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Step-by-step explanation:

7 0
3 years ago
Jeremy is building a large deck for a community center. The deck is shaped as a rectangle. The width of the deck is 29 feet. The
aliina [53]
We are given with the rectangle shaped deck which has  a width of 29 feet and a perimeter of 134 feet. the perimeter of a rectangle is equal to twice the sum of length and width. hence the equation goes : 

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3 years ago
Sum of first n terms of an ap sequance is 3n2+5n.what is the sum of its first n+1 terms.find the sum of its first 10 terms.
inessss [21]

Answer:

a) 3n^2 + 11n + 8

b) 350

Step-by-step explanation:

10) 3(10^2)+ 5*10 = 350

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3 0
4 years ago
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