Answer:
The Equation is correct
Step-by-step explanation:
If an angle it is obtuse it is between 90 and 180.
Angles in a quadrilateral add up to 360.
Therefore 3 obtuse angles must add up to AT LEAST 273 and if you then added the 90 it would get you to 363 which is too large so it cant be 90 :)
Answer:
26.307 miles per gallon
Step-by-step explanation:
Divide the miles traveled by the number of gallons used.
In this case, divide 342 by 13 to get the answer of 26.307 miles per gallon.