The equation of the ellipse ( in the standard form ) :
x² / a² + y²/ b² = 1
a = 6, b = 5 ( from a graph )
Answer: D ) x² / 36 + y² / 25 = 1
0.05(0.85y)=5%(of the onsale dvd)
and a is just the on sale dvd (85%)
The distance is increasing at a rate that is the speed of the plane multiplied by the cosine of the angle between its flight path and the direct line to the radar station. That cosine is 4/√(3²+4²) = 4/5, so the distance is increasing at
440 mi/h × 4/5 = 352 mi/h
Ms Zheng drive 17 miles total
Answer:
4.99873244
Step-by-step explanation:
157/2=78.5
78.5/pi=24.98732607
square root the answer above and you get the radius which is 4.99873244
