It would be 12+n=4n
The sum (+) of 12 and a number (n) is (=) 4 times a number (4n)
Acute because it's keys than 90 degreses
Answer:
50°
Step-by-step explanation:
I am assuming that the shape is a right triangle.
All interior angles of a triangle add up to 180°.

The missing angle should be 50°.
Hope this helps.
Answer:
he saves 3 dollars. its not worth it.
Step-by-step explanation:
you divide 12 by ten getting you 1.2 which you subtract from 1.50 that then multiply that by 10