I believe A and B are the ones. As for explaining? hmm. I would honestly say that any number to the right of a number is a tenth of the place above it. But then again, it's optional to explain ;P
ACUTE ANGLE.
this is because the angle is less than 90 degree and greater than 0 degree
Answer:
He needs to makes sure both equal to 0.50 or less
Step-by-step explanation:
The answer is 3.50
Because 15-7 equal 8,6 times 0.75 equal 4.50, and 8-4.5 equal 3.50
Answer: my fingers are broken
Step-by-step explanation: