Math, asked by krishnaerupallikrish, 3 months ago

sin²30+ cos²30=?साइन स्क्वायर थीटा प्लस कौस स्क्वायर थीटा इज इक्वल टू? ​

Answers

Answered by MissOxford
8

Answer:

sin²30 + cos²30

  • sin 30 = \sf{\dfrac{1}{2}}

  • cos 30 = \sf{\dfrac{\sqrt{3}}{2}}

\\ \longrightarrow\sf{\dfrac{1}{2}}^{2} +\ {{\dfrac{\sqrt{3}}{2}}}^{2}}

\\ \longrightarrow\sf{\dfrac{1}{4} + \dfrac{3}{4}}

\\ \longrightarrow\sf{\dfrac{4}{4}}

\\ \longrightarrow\sf{1}

Answered by patnaikswapnasree2
0

sin^2 30° + cos^2 30°

Step-by-step explanation:

(1/2)^2 + (1/2√3) ^2= 1/4+3/4=4/4=1

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