Step-by-step explanation:
10 minutes = 600 seconds
Seconds per question is seconds/questions
Divide 600 by the number of questions:
600/(number of questions) = ________ seconds per question
Multiply everything in the parenthesis by 3.
9x - 24 = 4x + 6
Add 24 to both sides.
9x = 4x + 30
Subtract 4x from both sides.
5x = 30
Divide both sides by 5.
x = 6
Hope this helps!
The correct answer is right.
An acute one would have all three acute, while an obtuse one would have at least one obtuse angle.
Answer:
If simplifed, it'll be -v
Step-by-step explanation: