I need both Rn !!!! Pls help

1 answer:

3 0

The first one is:-89
Second one is:False

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stellarik [79]

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UkoKoshka [18]

Answer: the answer is D

Step-by-step explanation: may i please have brainliest.

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masha68 [24]

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Serhud [2]

Answer: $\frac{7\sqrt{2}}{2}$

Step-by-step explanation:

$\sin 45^{\circ}=\frac{7}{y}\\\\\frac{1}{\sqrt{2}}=\frac{7}{y}\\\\y=\frac{7}{\sqrt{2}}=\boxed{\frac{7\sqrt{2}}{2}}$

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IrinaVladis [17]

Answer:

b=r/10 -a

Step-by-step explanation:

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