518 + 372
= 500 + 18 + 300 + 72
= 800 + 18 + 72
= 800 + 90
= 890
D is correct for this problem
Answer:
3/8
Step-by-step explanation:
3/4 divide 2 = 4÷2= 3/8
The supplement of an obtuse angle is an acute because the angle number for an obtuse angle is any number greater than 90 degrees. So an acute angle is less than 90 degrees. The "supplement" definition is "any number less than 180 degrees."
Hope this helps,
kwrob
