Answer:
area of circle=πr²=π50²=2500πunit²
Volume equals 60 centimeters
Answer:
2(2x + 5)(2x - 5)
Step-by-step explanation:
2(2x + 5)(2x - 5)
= (4x + 10)(2x - 5)
= 8x² - 20x + 20x - 50
= 8x² - 50
-3.8 - 0.5m <== ur expression
the variable (m) represents number of minutes
