First trimester: 0-12 weeks (so 12 total) Second trimester: 13-28 weeks (so 15 weeks total) Third trimester: 29 weeks-40 weeks (so 11 weeks total)
Hiya, trimester one is from week one to week 13, trimester two is from week 14 to week 26 and trimester three is week 27 to 40 :-)
The 1st trimester is weeks 1-13, 2nd trimester is weeks 14-28, and the 3rd trimester is weeks 29-40.
There is also 12 weeks in the second trimester
13 weeks and 3 days are 1 trimester for school
just to let you know the first trimester starts from 0-13 weeks and the second trimester is from 14 weeks to the 28th weeks and the 3 trimester from 29 weeks to 40 weeks or whenever you deliver they are not all equal the 2nd trimester is the most difficult and the longest with the last trimester actually being your shortest. Good luck with your pregnacy. :)
12 weeks is considered the end of the first trimester.
Roughly 1 to 12 weeks.
6 months 3 weeks 6 months 3 weeks
It is the fourth week of the third trimester.
Four weeks along is in the first trimester. The first trimester ranges from week 1 - week 12, or the first three months.
3rd trimester
17 weeks is 4 months - one month into the second trimester.
Four weeks along is in the first trimester. The first trimester ranges from week 1 - week 12, or the first three months.
A baby does not grow in the stomach. It grows in the uterus. The stages are: . First trimester (weeks 1-12) . Second trimester (weeks 13-26) . Third trimester (weeks 27-40)