Um so 42 squared is 1764 and 1764 squared is 3111696 so then 6 is the unit digit
Answer:
Sooo it can complete 120 laps in 1 hour.
Answer:
6 21/50
Step-by-step explanation:
- Convert 6.42 into a fraction (6 42/100)
- The GCF of 42 and 100 is 2, so divide 42 and 100 by 2 to simplify.
Answer:
The slope of the dashed line is 
Step-by-step explanation:
Perpendicular lines and slopes:
If two lines are perpendicular, the multiplication of their slopes is -1.
What is the slope of the dashed line
Perpendicular to a line with slope 4, so:
The slope of the dashed line is
Answer:
X=65°
Step-by-step explanation:
Both angles combined is a right angle as indicated by the small square drawn on it, a right angle is always 90° therefore
(x-15°)+40°=90°
combine like terms
x+25°=90°
subtract 25° from each side
x=65°
