A square rotated about its center by 360º maps onto itself at 4 different angles of rotation. You can reflect a square onto itself across 4 different lines of reflection.
Answer:
y=-3+4 or y=4-3
Step-by-step explanation:
The volume of a cone is V<span>=</span><span>π </span><span>r</span><span>2 </span><span>h|</span><span>3
V equals pie r squared and h over 3.</span>
Answer:
720
Step-by-step explanation:
nPk = n!/(n-k)!
10P3 = 10!/(10-3)! = 10!/7!
= 10·9·8 = 720
