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Mrrafil [7]
4 years ago
8

Given triangle JKL, sin 38 degree equals

Mathematics
2 answers:
katrin [286]4 years ago
4 0
Right triangle
sin(38) = cos(52)

answer
 cos(52)

hope it helps

jekas [21]4 years ago
4 0

Answer:

B. \text{cos}(52^{\circ}).

Step-by-step explanation:

We have been given a right triangle. We are asked to complete our given statement.

\text{sin}(38^{\circ}) equals ___.

We will use identity \text{sin}(x)=\text{cos}(90-x) to solve our given problem.

\text{sin}(38^{\circ})=\text{cos}(90^{\circ}-38^{\circ})

\text{sin}(38^{\circ})=\text{cos}(52^{\circ})

Therefore, \text{sin}(38^{\circ}) equals \text{cos}(52^{\circ}).

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Which pair shows equivalent expressions?
Dmitry_Shevchenko [17]

Which pair shows equivalent expressions?

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Solution:

2(\frac{2}{5}x + 2)

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Answer:Option (b)

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2(\frac{2}{5}x+4) =\frac{2*2}{5} x+2*4

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8 0
3 years ago
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Answer:

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The numbers are being multiplied by 7

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