Answer:
9.5 hours
Step-by-step explanation:
sample space, the whole amount of 18, favorable outcomes 4 red hair ones.
4/18, which simplifies to 2/9 or about 0.22 or about 22%.
D. x = 7
The labeled angles are the acute angles of a right triangle, so they are complementary. Their measures add up to 90 deg.
8x + 7 + 3x + 6 = 90
11x + 13 = 90
11x = 77
x = 7
