Answer:
12 cm
Step-by-step explanation:
48/4 is 12 since there is 4 sides and all of them are equal.
Answer:

Step-by-step explanation:
Since each side of a line is 180 degrees, we can write the following system of equations:

Add both equations to solve for
:

Now substitute
into
to solve for
:

Finish by substituting both variables to solve for
:

4/12 in simplest form is 1/3
4/12 ÷ 4/4 = 1/3
Answer:
4x^4 + 6x^3 + 5x + 4 poly means many ....polynomial
x^2 + 1 ... two parts bi-nomial
ax^2 + bx + c ... three parts tri-nomial
3x^2y^3 ... one part monomial
Step-by-step explanation:
Answer:
MARK ME AS BRAINLIEST , THANK ME AND VOTE 5.0
Answer: -1
Step-by-step explanation:
1- -3 equals 1+3 = 4
4 - 5 equals -1
MARK ME AS BRAINLIEST , THANK ME AND VOTE 5.0