Answer:
B
Step-by-step explanation:
Answer:
13, 11
Step-by-step explanation:
common difference=-2
15+(-2)=13
13+(-2)=11
Answer:
it took him 5 years
Step-by-step explanation:
Answer:
<h2>1525.7 square meters, approximately.</h2>
Step-by-step explanation:
Notice that the radius is 28 meters, and the angle of the orange sector is 137°. However, the angle of the blue sector is:
360° - 137° = 223°
The area of a circular sector is

Replacing given values, we have

Therefore, the right answer is the second choice.