The lemght could be 15 because a triangle has two long sides and one short one and the two are equivalent
First off, we'll convert the mixed fraction to "improper" and check about, keeping in mind that, there are 5280 feet in 1mile.

4000000+500000+8000+200+20+7
Answer:
1.1万
Step-by-step explanation:
Answer: 2
Step-by-step explanation:
When x=-9, y=2. So, f(-9)=2.