Answer:
(a) 30 & younger (no facial hair are 1,2,4,9. with facial hair are 10,12,14)
older than 30 (no facial hair are 3,4,8 . with facial hair are 6,7,11,13,15)
Answer:
Step-by-step explanation:
5 can cancel
Answer:
A(2,2)
Step-by-step explanation:
Let the vertex A has coordinates
Vectors AB and AB' are perpendicular, then
Vectors AC and AC' are perpendicular, then
Now, solve the system of two equations:
Subtract these two equations:
Substitute it into the first equation:
Then
Rotation by 90° counterclockwise about A(2,2) gives image points B' and C' (see attached diagram)
Answer:
p=1
Step-by-step explanation:
18p-9p=9p
9p-2p=7p
7p=7