Let the smaller angle = x
Larger angle = x + 10
They add up to 180
x + x + 10 = 180
2x + 10 = 180
2x = 170
x = 85
x = 85
x + 10 = 95
Answer: The angles are 85° and 95°
They made an error in step 2 which showed up in step 3. When adding those numbers, Dan should have gotten $223.45 and not $241.95
45/5 = 9
9 times 4 = 36
she bought the item at $36 dollars with a 20% discount
Answer:
93 degrees
Step-by-step explanation:
The angles in a triangle add to be 180 so
180-56-31=x
x=93