If , 0 < θ < 90, find the value of sinθ and tanθ.

26

If cosecθ = √2, then find the value of

27

If then evaluate

29

If θ is the measure of an acute angle such that bsinθ = acosθ, then is =

29

Which of the following is correct for some 0 such that 0 ≤ θ < 90?