How much money in the account? that piece is a bit cut out
Answer:
60 degree
Step-by-step explanation:
E,A,D is a straight line .
Straight line=180 degree
100+20=120 -180=60
therefore X=60
Answer:
18.9
Step-by-step explanation:
8 pages per 4 hrs
2 pages per hour
2 pages per 7 hours
14 pages
let's recall that i⁴ = 1 so then 
