Question

hi

Answer 1

x = r cos(alpha)
y = r sin(alpha)
here, given r = 9 and alpha = 75 deg

Answer 2

edited ?

Answer 3

is it r = 9

θ = 75°

x = r cos(θ)

= 9 cos(75)

= 2.33

y = 9sin(75)

=8.69 ? @tanjung