Answer:
21.715 degrees
Step-by-step explanation:
There are 14 vertexes (vertices) for a 14-gon. It is 'regular' so all these angles are equal. So the exterior angle of each is 180-154.285 = 21.715 degrees.
Answer: С. 3x +2
Step-by-step explanation:
We have the following trinomial, which is also known as perfect square trinomial, because the first and the third term are squares:
(1)
First term:
Third term:
If we factorize this expression we have:
As we can see, the trinomial (1) has two factors:
and
Therefore, the correct option is C.
Answer:we now have upgraded ways to find out every thing like pythagorean theorem
Step-by-step explanation:there is no more need for these steps because we can use different ways now
C The game is not fair and they should stop playing
Answer:
a,c, e
Step-by-step explanation: