When the windmill turns, its sails will form a circle of 5m radius.
So area = pi*radius^2
= 3.14*5^2
= 3.14*25
= 78.5 sq.m
Hi there! Evaluate means to solve so we are going to solve x+y=10. Add both sides to -y, x+y+-y=10+-y=X=-y+10. Therefore, the answer is x=-y+10
Answer:

Step-by-step explanation:
× 
multiply 6 x 6 to get 36 and 7 x 11 to get 77.
6/7 x 6/11 = 36/77
Answer:
options b ... on the y axis only the x coordinate is always 0