In - ABC- if sin2A-2- sin2B-2- and sin2C-2 are in H-P- then a- b and c will be in-

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Semi Perimeter

In Δ ABC, i...

Question

In $Δ A B C$ , if ${sin}^{2} \frac{A}{2}, {sin}^{2} \frac{B}{2},$ and ${sin}^{2} \frac{C}{2}$ are in H.P., then $a, b$ and $c$ will be in?

A.P.

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G.P.

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H.P.

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none of these

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Similar questions

Δ A B C

{sin}^{2} \frac{A}{2}, {sin}^{2} \frac{B}{2}, {sin}^{2} \frac{C}{2}

H.P.

a, b, c

Δ A B C

a, b, c

H . P

{sin}^{2} (\frac{A}{2}),

{sin}^{2} (\frac{B}{2}),

{sin}^{2} (\frac{C}{2})

△ A B C,

{sin}^{2} \frac{A}{2}, {sin}^{2} \frac{B}{2},

{sin}^{2} \frac{C}{2}

a, b

c

$If the sides a, b, c of a Δ A B C are in H.P., prove that s i n^{2} \frac{A}{2}, s i n^{2} \frac{B}{2}, s i n^{2} \frac{C}{2} are in H.P.$

△ A B C

a, b, c

H . P .

{sin}^{2} \frac{A}{2}, {sin}^{2} \frac{B}{2}, {sin}^{2} \frac{C}{2}

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