Question

Plz help if you can
Thank ya

Answer 1

`90\pi`

Explanation:

The first step is to find the slant height of the cone. Using the pythagorean theorem, you can find that
`√(12^2+5^2)=13` cm. Plugging this into the equation, you get
`\pi \cdot 5 \cdot 13=90\pi`. Hope this helps!