Answer:
10 feet
Step-by-step explanation:
pythagorean theorem
1/2(-14x + 14) + 14x
<em><u>Distributive property.</u></em>
-7x + 7 + 14x
<em><u>Combine like terms.</u></em>
7x + 7 (This is the simplified answer.)
Answer:
-11
Step-by-step explanation:
-3-(-2)+(-10)
Two - make a pos -3+2+(-10)
-1+(-10)
-11
Answer: 66 degrees
Step-by-step explanation:
Sum of the angle measures is 180, so:
71 + x + 49 + x + 72 = 180
2x + 192 = 180
2x = -12
x = -6
Meaning the measure of angle A = -6 + 72 = 66 deg.