review for final Flashcards
(7 cards)
1
Q
law of sines
A
sinA/a = sinB/b
2
Q
law of cosines
A
a^2 = b^2 + c^2 - 2bc * cosA
3
Q
parabolas
A
y-k = a(x-h)^2, a = 1/(4p)
4
Q
circle formula
A
(x-h)^2 + (y-k)^2 = r^2
5
Q
triangle area formula
A
1/2 ab sinC
6
Q
arc radians length
A
radian measure * radius
7
Q
sector area radians
A
r^2 radian measure / 2
