Answer:
3.14 = pi
1.) R = 1.5 and A = 7.065
2.) D = 28 and A = 615.44
3.) R = 10 and A = 314
Step-by-step explanation:
R = 0.5×d
Area of circle = π×r²
Answer:
True
Step-by-step explanation:
A full rotation is 360 and 1/4 of that Rotation is 90 so 90*3=270 so 270 is 3/4 of 360
-1/4 the negative reciprocal of the slope of the red line
