Answer:
240 cm
Step-by-step explanation:
8x=12(x-10)
8x = 12x -120
120 = 4x
30 = x
(x+1)(x-1)(x^2+9)
The Pythagorean theorem is sqrt(a^2 + b^ 2) = c, so:
sqrt(22^2 + 8^2) = c
sqrt(548) = c
23.41 = c
?????????????????????????????
Check pdf