(will give brainliest) 1. a cone has a slant height that is 3 times the radius. the lateral area of the cone is 12π square cm. what is the surface area of the cone?

answer fast

The surface area of the cone is

Step-by-step explanation:

step 1

Find the radius

we know that

The lateral area of the cone is equal to

Let

x---------> the radius of the base of the cone

we have

substitute the values

Simplify

step 2

Find the surface area of the cone

The surface area of the cone is equal to

substitute the values

is there a picture

step-by-step explanation:

$650 per month plus utilities

step-by-step explanation:

just based on the info you gave, it would seem more cost effective to rent at $650 per month plus utilities.   if utilities are, in fact, $150 per month, your monthly living costs would be $800 as opposed to the other option of $825.