If i were you, i would add one to 7x and fifteen. this gives you x^2+8x+16, a perfect square of x+4.
Answer:
-8
Step-by-step explanation:
you have to make them equivalent so and the one thing missing from the other side of the equation
Answer:
Option B. n
Step-by-step explanation:
we know that
A regular polygon is a convex polygon whose angles are all congruent.The number of lines of symmetry in a regular polygon is equal to the number of sides a regular polygon has.
therefore
the answer is option B. n
Answer:
no
Step-by-step explanation:
since the sum of the angles is 197°
it cannot have the given angle measures
