R-7=7 add the seven from both sides, leaving the r alone, because this is what you are trying to find. Thus the answer is r=14.
Answer:
Yes
Step-by-step explanation:
<u>Step 1: Plug in</u>
-6 = -3(2)
<em>-6 = -6</em>
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Answer: Yes
Answer and Step-by-step explanation:
To find the surface area of a pyramid, start by multiplying the perimeter of the pyramid by its slant height. Then, divide that number by 2. Finally, add the number you get to the area of the pyramid's base to find the surface area.