Circles
Trig
Trig 2
Misc
100
The diameter of a circle is 10 inches. Find the circumference of the circle, rounded to the nearest hundredth
31.42 inches
100
Find the value of cos (3π/4) using the unit circle
–sqr(2)/2
100
What are the formulas for finding the circumference and the area for a circle?
2 pi r / r2 pi
100
Convert 58π/14 into degrees
745.71
200
The area of a circle is 36π square units. Find the radius of the circle
6 units
200
Find a coterminal angle between 0° and 360° of the angle below.
640°
280°
200
In a right triangle, one angle is π/3 radians and the hypotenuse is 1 unit long. Determine the lengths of the other two sides of the triangle.
1/2 and sqrt(3)/2
200
Where did Dr. Whittington get her doctorate from?
UNC - Chapel Hill
300
A cylindrical tank has a diameter of 8 feet and a height of 12 feet. What is the volume of the tank in terms of π?
192π cubic feet
300
Draw an angle with the given measure: –7π/6
300
Consider a circle with a radius of 10 meters. Find the length of an arc subtended by a central angle of 3π/4 radians.
15π/2
300
Where was Mr. Miliote before Ballantyne Ridge High School?
JM Robinson Middle School
400
A sector of a circle has a central angle of 3π/4 radians, and the radius of the circle is 10 units. Find the area of the sector
75π/2 square units
400
Find the exact value of the trigonometric function
sin 945°
-sqrt(2)/2
400
Given a semicircle with radius r, find the perimeter of the semi-circle in terms of π
πr
400
2nd Block: Who does Ayush always compete against in class?
3rd Block: What is Conor's favorite class?
2nd Block: Sujay
3rd Block: Spanish
500
In a circle with radius of 10 units. Determine the central angle if the sector area is 36pi.
The angle is 129.6 degrees
500
Identify the amplitude and period of the following equation.
y=4cos(5πθ/6)-2
Amplitude : 4
Period : 12/5 or 2.4
500
Given a right triangle where one angle is π/3 radians and the hypotenuse is 10 units long, find the lengths of the other two sides of the triangle.
5sqrt(3) and 5 units
500
What did Dr. Whittington bring yesterday to hold her drink instead of a cup?
What is a popcorn maker?