Answer:
The answer is A.
Step-by-step explanation:
The answer is A because an obtuse angle rounds to 120 degrees, then you divide it by 6 which is A.
Dude y you even as its just the surface area you just use the formula
Answer:
- 
Step-by-step explanation:
The reciprocal of a number n is 
The negative reciprocal is the negative of this, thus
reciprocal of 2 is - 
Answer:
Half of 24 is 12
Step-by-step explanation:
24/2 = 12
Answer:
Step-by-step explanation:
3x - 10 = 2x + 30
x - 10 = 30
x = 40