The initial side for any angle.
What is the + x axis?
Formula for arc length.
What is
s = r theta ?
This is the formula for linear speed.
What is
LS = s/t ?
This would be the sin of theta = 4pi/3
What is
-sqrt3 /2 ?
Scale by which earthquakes are measured.
What is the Richter Scale?
These are called co-terminal angles.
What are angles that terminate at the same place?
This is the number of radians if the radius is 2 and the arc length is 2.
What is 1 radian?
In the formulas for linear speed, this is what s represents.
What is arc length?
This is the sec of theta = pi.
What is -1?
She was a martyr for France during the 100 Years War.
What was Joan of Arc?
These angles travel in a counter-clockwise direction.
What are positive angles?
If the radius is 1 and the central angle is 180^0 then this is the exact number of radians in terms of pi .
What is
pi ?
In the formula for linear speed, this is what t represents.
What is time?
This would be the tan 3pi /2 .
What is undefined?
This team has won the most NBA titles.
Who are the Boston Celtics? (17)
360^0 = ? radians
What is
2 pi
The radius is 4 inches and the central angle is pi/4 . To two places, this is the number of inches in the arc length.
What is approximately 3.14 inches?
If the radius is 2 feet and a wheel turns 1 revolution per second, this is the number of feet per second the wheel travels. Round to the nearest tenth of a foot.
What is 12.6 feet per second?
This would be the cot if theta = 4pi /3.
What is the
sqrt3 /3 ?
This is the actor that player Atticus Finch.
Who was Gregory Peck?
10pi = ?^0
What is
1800^0 ?
If the radius is 1 meter, to two places, this is the number of meters in one revolution of a circle.
What is approximately 6.28 meters?
To the nearest mile per hour, this is the speed in miles per hour that a car travels if the car is moving at 60 feet per second.
What is approximately 41 mph?
This would be the sin of 5.5 revolutions.
What is 0?
This element has the atomic number 103.
What is Lawrencium? (Lr)