Geometry Flashcards
1
Q
What are the three types of angles?
A
Acute (90 deg)
2
Q
What are the three facts of triangles?
A
The angles sum to 180 degrees; the largest angle is opposite the longest side; the sum of the lengths of any two sides is always greater than the length of the third.
3
Q
What is the area of a triangle?
A
(1/2)bh
4
Q
What is the area of a quadrilateral?
A
A=lw
5
Q
What is the circumference of a circle?
A
2(pi)r
6
Q
What is the area of a circle?
A
(pi)r^2
