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slavikrds [6]
3 years ago
11

Can someone please please please help me? I need this to be correct or else I’m gonna be grounded for the rest of the summer…

Mathematics
2 answers:
mixas84 [53]3 years ago
6 0

Answer:

A

Step-by-step explanation:

42-14=28

iogann1982 [59]3 years ago
6 0

Answer:

A. 42 and 14

Step-by-step explanation:

first number = x

second number = y

x - y = 28

3x - x = 28

(y is now x because it says the second number is whatever x was, but three times less)

x = 14

3(14) - (14) = the original number, 28

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saveliy_v [14]

Answer:

<em>Answer is</em><em> </em><em>330</em>

Step-by-step explanation:

area \: of \: shaded \: region \:  = \pi {r}^{2}  - \pi( {x}^{2}  \\ here \: r = 11 \: cm \: and \: x = 4 \: cm \\ area \: of \: a \\ shaded \: regoin \:  = \pi( {r}^{2} -   {x}^{2} ) \\  = \pi( {11}^{2}  -  {4}^{2} ) \\  = \pi(121 - 16) \\  = \pi(105) \\  =  \frac{22}{7}  \times 105 \\  = 22 \times 15 \\  = 330  \: {cm}^{2}

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<em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em>HAVE A NICE DAY</em><em>!</em>

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Step-by-step explanation:

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