3 years ago

Which expression is equivalent to cos120°?

1 answer:

4 0

The expression cos240 degrees is equivalent to cos120 degrees

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Novay_Z [31]

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3 years ago

siniylev [52]

E quick has no idea about this one

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3 years ago

oksano4ka [1.4K]

Answer:

Step-by-step explanation:

$(2x)^{2} +12.6^{2} =21^{2} \\\\4x^{2} +158.76=441\\\\4x^{2}441-158.76\\\\4x^{2} =282.24\\\\x^{2} =70.56\\\\x=8.4$

<u><em>hope it helps....</em></u>

<u><em>have a great day :)</em></u>

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3 years ago

strojnjashka [21]

$\implies {\blue {\boxed {\boxed {\purple {\sf {D. \: {9}^{2} }}}}}}$

$\large\mathfrak{{\pmb{\underline{\red{Step-by-step\:explanation}}{\red{:}}}}}$

${9}^{5} \div {9}^{3}$

➼ $\: {9}^{5 - 3}$

➼ $\: {9}^{2}$

${a}^{m} \div {a}^{n} = {a}^{m - n}$

$\large\mathfrak{{\pmb{\underline{\orange{Mystique35 }}{\orange{❦}}}}}$

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3 years ago

marishachu [46]

Answer:

a. reflection

b. rotation

c. translation

5 0

3 years ago