Answer:
a) 6 17/20
b) 10 31/60
Step-by-step explanation:
a) 9 2/20 - 2 1/4 = 137/20 = 6 17/20
b) 6 17/20 + 3 2/3 = 631/60 = 10 31/60
Answer:
Answer is 12 isnt it
Step-by-step explanation:
12×4=48
48+9=57
Answer:
Prime.
Step-by-step explanation:
2x^3 - 3x^2 + 2.
There are no factors of this expression. It is prime.
Answer:

Step-by-step explanation:
If two rectangles are similar, then corresponding sides are in proportion.
Therefore we have the equation:

cross multiply

divide both sides by 54

Answer:
H = 14.33 i think
Check in with me if it is wrong