Answer:
total surface area = 324 m²
lateral surface are = 132 m²
top surface area = 96 m²
bottom surface area = 96 m²
Answer:
r=3
Step-by-step explanation:
First we add 2 to both sides.
That leaves us with 10r=30
Then we can divide both sides by 10
r=3
Step-by-step explanation:
<u>Step 1: Add 2cos(x) to both sides</u>


<u>Step 2: Subtract 9 from both sides</u>


<u>Step 3: Divide both sides by 9</u>


<u>Step 4: Find x</u>


Answer: 
Step-by-step explanation:
option C is correct....