Question

the water is 40 meters below the bridge now, but in rainy season water had risen and it was just 15 meters below the bridge .Find the difference between the water level in rainy season and now .
​

Answer 1

Answer:

the difference between the level of the water in river narmada in rainy time and now is 25

Answer 2

Answer:

$\huge\mathfrak\blue{ƛƝƧƜЄƦ:-}$

lf θ = 0°,

LH.S. = sin2 θ + cos2 θ

= sin2 0° + cos2 0°

= 0 + 1 …[∵ sin 0° = 0, cos 0° = 1]

= R.H.S.

∴ sin2 θ + cos2 θ = 1