Answer:
[tex]A=15\pi cm^2[/tex]
Step-by-step explanation:
Calculate slant height using the pythagorean theorem:
[tex]4^2+3^2=l^2\\l=5[/tex]
Plug values into lateral area formula:
[tex]A=\pi rl\\A=(\pi)(3)(5)\\A=15\pi[/tex]
