The answer is two divided by three.
Answer:
4
Step-by-step explanation:
Sn = n/2(a + l); where sn is the sum of n terms, n is the number of terms, a is the first term and l is the last term.
1390 = n/2(3 + 136)
2780 = 139n
n = 2780/139 = 20
2nd term = 3 + 20 = 23
3rd term = 23 + 20 = 43
First three terms = 3, 23, 43
option b.
Answer:
Yo wassup. To your question it will be 360 degrees.
Step-by-step explanation:
Now bro can you mark as brainlest?
