Answer:
you look at them from an angle
Answer:
Step-by-step explanation:
Using the distance formula,

So the perimeter is 
Answer:
49 years old.
Step-by-step explanation:
By proportion 7/6 = M/42 where M is Michael's age.
6M = 7 * 42
M = (7*42) / 6
M = 7 *7
= 49.