Answer:
angle A=30°
Step-by-step explanation:

Answer:
(x+1) meters
Step-by-step explanation:
Area is length times width so x^2-x-2 = L * (x-2)
factor and divide x-2 to get x+1
Answer:
95 or more
Step-by-step explanation:
an average of 89 gives you a mean score of 445 to get an average of 90 he needs a 540 in total for all 6 exams that is a 95 or better.
Answer:
6x=48
7y-1=48 (im assuming the y is on the 7.)
48/6=8=x
48-1=47/7=6.7=y