945 rounded to the nearest ten is 950
Answer:
7963.9
Step-by-step explanation:
hope this helps
Answer: A≈78.54
Step-by-step explanation: A=πr2=π·52≈78.53982
Answer:
The least common denomator of 10 and 8 is 40
Step-by-step explanation:
8 10
16 20
24 30
32 40
40
The standard equation of an ellipse is:
(x-h)²/a² + (y-k)²/b² = 1
Since the center at the origin, then h = k = 0
The height of this ellipse = 8 units and the width = 4 units, that means the major axis is b (=8) and the minor axis is a (=4)
Then the equation becomes:
x²/16 + y²/64 = 1
