The sum of angle around a point equal 360°
so (BOA) = 360-250=110°
and the sum of angle in the shape CAOB = 360°
so BCA = 360-(110+90+90)= 70°
THE ANSWER IS C.70°
The answer you are looking for is "A Constant Slope",.
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A regulatory buoy with a diamond symbol indicates danger from rock, shoal, wreck etc. Hope this helps!
Answer:
z = 2
y = 5
Step-by-step explanation:
