Mathematics
gercain
9

What is the total surface area of the cone with a height of 12 and radius of 5

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(2) Answers
JediBob

Using the formulasA=πrl+πr2l=r2+h2Solving forAA=πr(r+h2+r2)=π·5·(5+122+52)≈282.74334

leena87

H =12 R=5 l*l=h*h+r*r l*l=12*12+5*5 l*l=144+25 l=square root of (169) l=13 SA=3.14*5*(5+13) = 282.6

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