32 degees, 43.8 degrees, 53.8, 63.8 Yes they are proportional
Answer:
37.70 cm^2
Step-by-step explanation:
area of circle with radius 4 cm = (pi)r^2 = 3.14159 * (4 cm)^2 = 50.27 cm^2
area of circle with radius 2 cm = (pi)r^2 = 3.14159 * (2 cm)^2 = 12.57 cm^2
difference in areas = 37.70 cm^2
Answer:
b (4,-2)
Step-by-step explanation:
i dont really know how to explain it tbh
-45 is ur answer for this
