Answer:
12 minutes
Option D
Step-by-step explanation:
Given that circuar gears P and Q start rotating at the same time at constant speeds.
Gear P makes 10 revolutions per minute and Gear Q makes 40 revolutions per minute.
Both gears start at the same time.
No of rotations per minute are 10 and 40
Difference is 30 in one minute
For 6 difference we must have exactly 1/5 minutes
which equals 12 seconds.
In 1/5 minutes or 12 seconds gear P would have completed 2 revolutions while Gear Q would have completed 8 revolutions thus making difference as 6.
Answer:
It's 144 square units
Step-by-step explanation:
The pyramid has a square base with 8 sides and a slant height of 5
a=8
l=5
The total are of the square base pyramid is
A= +2al
a is side length of square and l is slant height
A= x 8 x 5
A=64+80
A=144
Answer:
uhhhhhhhhh i think its 8 yep its 8
Step-by-step explanation:
Answer:
The answers a ! Hope this helps
Step-by-step explanation:
I believe the first answer shown in the picture because y= mx + b so it's y=3x+30
hope this helps!