Question

Mackenzie substituted the measurements of a cone into the formula to find the surface area. Her work is shown below.

SA= pi(9.5)(18)+ pi(9.52)
What can be concluded from Mackenzie's equation? Check all that apply.
The slant height is 9.5 units.
The diameter is 19 units.
The base area is 90 25 pi square units
The lateral surface area is 153 square units
The surface area is 261.25 pi square units

Answer 1

if needed still, the correct answers are B, C and E.

Explanation:

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