Answer:
Step-by-step explanation:
Area of the shaded region = Area of triangle with base 40 km and height 27 km - Area of circle with radius (12/2) 6 km.
Answer:
The number of sides the polygon have 9
Step-by-step explanation:
Given in question as :
For The circle , the central angles measure be 40 °
Let the number of sides of polygon = n
Now . as we know
External angle =
Or , 40° =
Or, = 40°
Or, = 40°
So, n = = 9
Hence The number of sides the polygon have 9 Answer
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