Calculate the total surface area of a solid con... - WAEC Mathematics 1997 Question
Calculate the total surface area of a solid cone of slant height 15cm and base radius 8cm in terms of π
A
64πcm2
B
12Oπcm2
C
184πcm2
D
200πcm2
correct option: c
Total surface are of a cone
= πr(r + l)
= π x 8 (8 + 150)
= 184πcm2
= πr(r + l)
= π x 8 (8 + 150)
= 184πcm2
Please share this, thanks:
Add your answer
No responses