Unit 12 Flashcards
1
Q
Area of a rectangle
A
A=bh
2
Q
Area of a parallelogram
A
A=bh
3
Q
Area of a triangle
A
Area = 1/2 height(base one + base two)
4
Q
Area of a circle
A
A = (pi r squared)
5
Q
Area of a sector of a circle
A
Pi r squared x central angle divided by 360
6
Q
Degree to radian
A
Multiply by pi over 180
7
Q
Radians to degrees
A
Multiply by 180 over pi
8
Q
The radian measure of a central angle is
A
The length of its arc divided by the circles radius
9
Q
Circumference of a circle
A
Pi x diameter
10
Q
Length of an arc
A
Measure of arc length divided by 360 x the circumference of the circle
