Answer:
Option (2)
Step-by-step explanation:
From the picture attached,
When the given shape is rotated about the axis 'a',
Triangle ABC forms a 3-D figure of a cone.
Segment AB is the diameter of the circular base and CD is the height of the cone.
Therefore, Option (2) CONE will be the answer.
The answer is B.




If you find a common denominator, the process becomes much easier. I hope this was helpful.
Paul has 70 Total sport cards.
3 (Baseball) + 3 (Football) + 4 (Baseball) = 10 (Total cards per pile) × 7 (Total Piles) = 70 (Total Cards
3+3+4=10×7=70
(All shown work is this ^)
If I'm right please help me out by following me. Thank you for your wonderful question~!
Diameter= 2 times the radius
2r=d
2r=10.2
R= 10.2/2
R=5.1
Therefore, the radius is 5.1 units which makes the answer choice C correct.
Hopefully, this helps!
Since she had $35.48 on her card.
Amount spent in buying coffee = $70 - $35.48 = $34.52
Cost of coffee = $8.63 per pound
No of pounds = Amount spent / cost per pound
= 34.52 / 8.63 Use your calculator.
= 4