4 units out of 9 total units = 4/9
Answer: d
4x^2-25= (2x)^2-5^2=(2x-5)(2x+5)
Used: a^2-b^2=(a+b)(a-b)
The GCF is 2
Pull out 2 from each number:
2(2n + 5)
Hope this helps!
Answer:
3^2 + x^2 = 9^2
9 + x^2 = 81
x^2 = 72
x =
, which is about 8.5
Cosine X = 3/9
Cosine X = 1/3
angle x= 70.5
If angle x= 70.5, angle z = 19.5 degrees.
Let me know if this helps!
Answer:
Each apples cost about $0.14
Step-by-step explanation:
cost / amount = price per piece
67 / 470 = 0.14
So every apple costs about $0.14