Answer:

Step-by-step explanation:
To convert an equation of rectangular shape to polar form use the following equivalences



In this case we have the following equation.

First we expanded the expression

Now we know that
,
and 
So

Answer:
it is an acute scalene triangle
Answer:
2:3
Step-by-step explanation:
from 48:72
if we divided both the number on the fraction and under the fractionby 24
the simplest form is 2:3
Answer:
D
Step-by-step explanation:
If you can see there is a triangle there meaning you can use Pythagoras.
11^2 + 10^2= 221
root of 221 = 14.87 therefore...
15
hope this helps!
Answer:
416 miles
Step-by-step explanation:
80x5.2=416