8. A cone has a circular base of radius 10 cm and a slant height of 30 cm. Calculate the surface area a, i 257.14 cm c. i 257.12 cm 0.1257.15 cm d. 1 257.13 cm 9. It is a solid in which all the points on the round surface are equidistant from its center,
Answers & Comments
Answer:
8. C
9. C
10. B
Step-by-step explanation:
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