This equation is unsolvable.
x^2+8x+16=0
(x+4)^2+9=0
(x+4)^2= -9
anything to the power of whatever has to be greater than -1, it means it can be 0 or more but never a negative number. If it is a negative number, then it is false.
Answer:

Step-by-step explanation:
The answer is 144
Answer:
c=13.7 meters
Step-by-step explanation:
The 7.7 meters and 6 meters added together equal 13.7
Answer:
79.605
Step-by-step explanation:
sin 31° = 41/x
x = 41/sin 31°
x = 79.605