The gemstone has 22 edges.
We use Euler's formula on this:
F + V - E = 2
Substituting our information, we have:
14 + 10 - E = 2
Combining like terms,
24 - E = 2
Subtract 24 from both sides:
24 - E - 24 = 2 - 24
-E = -22
Divide both sides by -1:
-E/-1 = -22/-1
E = 22
Answer:
<h2>64.26 cm².</h2>
Explanation is given in the above photo.
Answer:

Step-by-step explanation:





Answer: I believe you are correct I got the same answer as you.
.88, .90, .92
when you need to find a decimal of a percentage. start at the percentage sign and move the decimal point two places to the left..
example:
450% = 4.50