Answer:
Associative properties of multiplication
Answer
5 and 1360
Step-by-step explanation:
If you divide 20 by 4 it is 5
If you times 20 by 68 mins then it is 1360
Always divided the two numbers they give you to find the rate which is 5 and then you times 68 to 20 to get 1360
Hope this helps
The shaded area = 2 * area of the segment in each circle
area of 1 segment = area of sector - area of triangle formed by the 2 radii
= 1/2 * 4^2 * pi/3 - 2*2 sqrt3
= 8 pi/3 - 4 sqrt3
so area of shaded part = 2 * the above
= 16pi/3 - 8 sqrt3