Answer:
a) -3/13
b) -1/8
Step-by-step explanation:
a) - (21 / 7) / (91 / 7) = 3/13
b) (32 / 32 ) / - (256 / 32) = -1/8
Truest sense that the world of war in my opinion was gon in my own name in
I think what you do is pretend it is a circle and find the circumference of the circle then cut that amount in half. The straight side of the semicircle is the diameter of the whole circle, so you add that to the half of the circle. Hope this helps (and wasn't explained badly)!
Could you translate it to English in the comments so I could better understand what your asking :)