Answer: 1st,2nd, and 4th one are correct.
Step-by-step explanation:
Answer:
Step-by-step explanation:
you do the ( ) first then you do plus and get the answer
Answer:
50°
Step-by-step explanation:
1) Opposite angles are the same. Therefore,
2x-20=x+15
2x-x=15+20
x=35
2) Put x back in the equation for angle mhj
2(35)-20=50
Step-by-step explanation:
v= 4/3πr³
4/3×314/100×8×8×8
•
= 2,143.573