Answer:
2nd option
Step-by-step explanation:
The shaded area = outside area - inner area
= x² - (x - 6)² ← expand using FOIL
= x² - (x² - 12x + 36) ← distribute parenthesis by - 1
= x² - x² + 12x - 36 ← collect like terms
= 12x - 36
Answer:
C) 21 ft x 36 ft
Step-by-step explanation:
Because 7 * 3 = 21 ft & 12 * 3 = 36 ft
Answer:
2.22
Step-by-step explanation:
