Answer:
how big is the park? 20 feet??? 50???? 80???
25
The triangle given by 9, unknown, and 15 and the triangle given by 15, unknown, and x are similar triangles and therefore 9:15 = 15:x
X is 25 in this case
Answer:
16 questions right = 80%
So Peter missed 4 questions.
Hope this helps.
:-)
Y=6X+9 the A is #1
all you need to do is simp the equation