Answer:
I think it is 4, 14?
Step-by-step explanation:
Answer:
Step-by-step explanation:
sin x = opp/hyp
sin(52) = 18/z
z = 18/sin(52)
z = 22.84
it was fine, thanks for asking. how was your day?
thanks for the points btw :)
All the angles should add up to 360°.
8x+10x+9+21x-12+90=360°
Group like terms together.
So,8x+10x+21x+9+90-12=360
39x+87=360
39x=360-87
39x=273
x=7