noirbtw2436
contestada

John has to paint the entire cone for a school project. What is the surface area of the cone?


Use 3.14 for π.






Question 14 options:


62.8 sq. in.



125..6 sq. in.



266.9 sq. in.



690.8 sq. in.

John has to paint the entire cone for a school project What is the surface area of the coneUse 314 for πQuestion 14 options628 sq in 1256 sq in2669 sq in6908 sq class=

Respuesta :

Answer:

266.9 sq. in

Step-by-step explanation:

r=5

l=12

SA=π[tex]r^{2}[/tex]+πrl

3.14×[tex]5^{2}[/tex]+3.14×5×12

3.14×25+3.14×60

78.5+188.4

266.9 sq in

Answer:

266.9 square inches

Step-by-step explanation:

Otras preguntas