Hello my friend it is the 21 and 31
The answer is 7 3/4 inches.
I noticed the word "train" in the problem and I knew I had to help you! :)
(d1/d2)×d3=d4
d1=real distance 93million miles of earth
d2=model distance of earth
d3=model distance of Venus
d4= real distance in million miles of Venus
(93/1.2)×0.86= 66.65 million miles
Hmm. I think true in this case
Answer:
12. (4, 7)
13. (5, -1)
Step-by-step explanation:
Rewrite in vertex form and use this form to find the vertex (h, k).