A survey asked students to choose their favorite social networking website. The results are shown in the table.
1 answer:
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And we are given that and want to find the value of x. Set f(x) to 16 and we get the equation:
Subtract both sides by 4
Divide both sides by 2
This is the answer. Let me know if you need any clarifications, thanks!
Check the picture below.
now, we have a triangle with all three sides, thus we can use Heron's Area Formula on the triangle.
