I can't read that language but I'll guess it says write a second degree equation then solve for n when d=10.
Answer: n² - 3n - 20 = 0
That doesn't factor so there is no integer n solution.
That means there are no polygons with 10 diagonals.
A class is playing a game called “Guess my Number,” in which the number is an integer. The teacher gives these clues for the unk
1 answer:
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SOLUTION
Consider the property, opposite angle of a cyclic quadrilateral are supplementary
hence
Recall that
Hnece, we have that
Then
Hence
x=17
Since
Therefore
The measure of angle NOP is 68⁰
Answer; 68⁰ (The fourth Option )