Answer:
3/5
Step-by-step explanation:
I'm not completely sure but from what I see it says 'sin <em>C </em>' and both 12 , 20 are on C.
so i simply just did 12/20
reduced once - 6/10
reduced twice - 3/5
y=x^2 + 3x - 3
Hope it helped :)
Hope this helps :).
Area of triangle= Half of perpendicular times base
In short:1/2×p×b