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Select the correct option from the given alternatives: In Δ ABC if ∠A = 45°, ∠B = 30°, then the ratio of its sides are

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प्रश्न

Select the correct option from the given alternatives:

In Δ ABC if ∠A = 45°, ∠B = 30°, then the ratio of its sides are

विकल्प

  • `2 : sqrt2 : sqrt3 + 1`

  • `sqrt2 : 2 : sqrt3 + 1`

  • `2sqrt2 : sqrt2 : sqrt3`

  • `2 : 2sqrt2 : sqrt3 + 1`

MCQ
रिक्त स्थान भरें
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उत्तर

In Δ ABC if ∠A = 45°, ∠B = 30°, then the ratio of its sides are `bbunderline(2 : sqrt2 : sqrt3 + 1)`

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  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 3: Trigonometric Functions - Miscellaneous exercise 3 [पृष्ठ १०७]

APPEARS IN

बालभारती Mathematics and Statistics 1 (Arts and Science) [English] Standard 12 Maharashtra State Board
अध्याय 3 Trigonometric Functions
Miscellaneous exercise 3 | Q 1.07 | पृष्ठ १०७

संबंधित प्रश्न

Find the principal solution of the following equation: 

Sec θ = `(2)/sqrt(3)`


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tan θ = `(1)/(sqrt(3))`


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cosec θ = - √2.


Find the general solution of the following equation:

tan `(2θ)/(3) = sqrt3`


Find the general solution of the following equation:

4sin2θ = 1.


Find the general solution of the following equation:

cos 4θ = cos 2θ


Find the general solution of the following equation:

cosθ + sinθ = 1.


State whether the following equation has a solution or not?

2sinθ = 3


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In ΔABC, if a cos A = b cos B then prove that the triangle is either a right angled or an isosceles traingle.


Select the correct option from the given alternatives:

The principal solutions of equation cot θ = `sqrt3` are ______.


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tan 3θ = - 1


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cot θ = 0


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`tan^2 theta = 3`


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If 2 tan-1(cos x) = tan-1(2 cosec x), then find the value of x.


Show that `tan^-1  1/2 = 1/3  tan^-1  11/2`


Show that `2 cot^(-1)  3/2 +  sec^(-1)  13/12 = π/2`


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If x, y, z are positive, then prove that

`tan^-1 (("x - y")/(1 + "xy")) + tan^-1 (("y - z")/(1 + "yz")) + tan^-1 (("z - x")/(1 + "zx")) = 0`


If `tan^-1 "x" + tan^-1 "y" + tan^-1 "z" = pi/2,` then show that xy + yz + zx = 1


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If cos–1x + cos–1y – cos–1z = 0, then show that x2 + y2 + z2 – 2xyz = 1


If `|bar"a"|` = 10, `|bar"b"| = 2`, then `sqrt(|bar"a" xx bar"b"|^2 + |bar"a"*bar"b"|^2)` = ?


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If y = sin-1 `[(sqrt(1 + x) + sqrt(1 - x))/2]`, then `"dy"/"dx"` = ?


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If a = sin θ + cos θ, b = sin3 θ + cos3 θ, then ______.


If tan θ + sec θ = `sqrt(3)`, find the general value of θ.


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