Answers>Maths>A Level>Article

In the triangle ABC, AB = 16 cm, AC = 13 cm, angle ABC = 50 and angle BCA= x Find the two possible values for x, giving your answers to one decimal place.

Using the sine rule: sina/A = sinb/Bsinx/16 = sin50/13sinx = 16 * (sin50/13)sinx = 0.943x = 70.5 and 109.5

YP

Related Maths A Level answers

All answers ▸

integrate [xe^(-x)] with respect to x.

Zachary P. avatarAnswered by Zachary P.

Find the gradient of the curve y = x^2(ln(x)) at x = e

Charlie R. avatarAnswered by Charlie R.

I always mix up my integration and differentiation. How do i stop this?

Yasmin P. avatarAnswered by Yasmin P.

integrate x^2 + ln(x)

Beth M. avatarAnswered by Beth M.