Answer:
x = 12
Step-by-step explanation:
We will label the unknown interior angle of the triangle d.
14x - 19 + d = 180
14x + d = 199
d = 199 - 14x
199 - 14x + 3x + 9x + 7 - 2 = 180
199 - 2x +5 = 180
204 - 2x = 180
204 = 180 + 2x
2x = 24
x = 12
Your answer would be 8.6
Cool cool
Answer:
68 square centimeters
Step-by-step explanation:
All u have to do is add them all together.
Answer:
Slope would be -1/3
Step-by-step explanation:
Add up all of the sides lengths and that is your perimeter... perimeter of a square or rectangle is p(perimeter)=s(side)+s+s+s