Radians
Convert- 7π/3 to degrees
420
What is the reference angle to 42 degrees
42
What is the arc length of a circle if the radius is 2 in and and the angle is 20 radians?
40 inch
What is a radian?
The length of the radius ONE time along the circumference of the circle.
Name the three forms of a line
Standard, Slope-Intercept and Point-Slope
What quadrant is - 3π/8 in?
IV
Where does 540 degree lie?
Negative x-axis
What is the radius if the arc length is 1.5 and the angle is 45 degees?
1.9 feet
Why is one radian 57.3 degrees?
If you place the length of the radius along the circumference of the circle once, it will always measure 57.3 degrees.
Name two of the three forms of a quadratic
Standard, Vertex and Factored
-160.44
Name one positive and one negative coterminal angle to 120 degees.
460 and -240
What is the diameter if the the arc length is 3 cm and the angle is 3 radians?
2 cm
What is the definition of geometry and trigonometry?
Geometry- Study of the earth's measure
Trigonometry- Study of triangles.
What is the axis of symmetry formula? X=
Convert 10.6 degees to radians
53π/90
Change -42 50' 30" to decimal degees
-42.84
What is the arc length if the diameter is 10 feet and the angle is 18 degrees?
1.57 feet
What does standard position of an angle mean?
Name two parent functions whose range is [0,∞)
Quadratic and Absolute Values
Name one positive and one negative coterminal angle to -3π/4.
-11π/4, 5π/4
Escanaba's GPS coordinate are
45.7457374 N -87.0713038 W
What are the coordinates in DMS
45° 44' 44.65'' N and -87° 4' 16.69'' W
If the circumference of a circle is 7.38 inches, what is the arc length angle that measures 4 radians
4.698 inches
Explain what it means for 135 degees to equal 3π/4 radians.
If you convert 3π/4 into a decimal it is 2.356, which means how many pieces of your radius fit along a 135 degree angle.
Find the slope intercept form of a line of the points (2,-6) and (-6,2)
y=-x-4