Converting Radians to Degrees
Converting Degrees to Radians
Getting to Know The Unit Circle
Finding Arc Length On The Unit Circle
Finding Area of a Sector On The Unit Circle
100
What is π radians in degrees?
180 degrees
100
What is 100 degrees in radians?
5π/9
100
What is the Cos of 45 degrees?
Square root of 2 over 2
100
What is the length of the arc that has a central angle of 5π/6 and a radius of 3in?
7.853 in
100
What is the area of a sector with a radius of 3 and a central angle of 5π/6?
15π/4 units squared
200
What is 7π radians in degrees?
1260 degrees
200
What is -225 degrees in radians?
-5π/4
200
What is the sin of 180 degrees?
0
200
What is the length of an arc with a central angle of 3π/4 and a radius of 7.5 in?
17.671 in
200
What is the area of a sector that has a central angle of π/2 and a radius of 3 in?
7.069 in^2
300
What is -4.2 radians in degrees?
-240.642 degrees
300
What is 720 degrees in radians?
2π
300
What is the cos of -30 degrees?
Square root of 3 over 2
300
What is the length of an arc with a central angle of 30 degrees and a radius of 10cm?
5.236 cm
300
What is the area of a sector that has a central angle of 3π/4 and a radius of 16cm?
301.593 cm^2
400
What is -23π in degrees?
-4140 degrees
400
What is 370 degrees in radians?
6.458 radians
400
What is tan of 45 degrees?
1
400
What is the length of an arc with a central angle of 90 degrees and a radius of 3.22 m?
5.508 m
400
What is the area of a sector that has a radius of 3.45 m and a central angle of 5π/6?
15.580 m^2
500
What is -14π/3 radians in degrees?
-840 degrees
500
What is 553 degrees in radians?
9.562 radians
500
What is the sin of -60 degrees?
Negative square root of 3 over 2
500
What is the length of an arc with a 22 degree central angle and a radius of 10 mm?
3.840 mm
500
What is the area of a sector with a central angle of 2π/3 and a radius of 9.22 in?
89.021 in^2
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