Directions: find the measure of each missing numbered angle for each diagram below.

plz me this is very important

i beg of you

1) 40

2) 40

3) 140

4)145

5)35

6) 35

7)105

8)105

9) 75

10)120

11) 120

12) 60

13)45

14)45

15)135

16)27

17) 27

18)153

19)90

20)90

21)60

22)50

23)70

24)90

25)35

26)55

not only in mathematics, scientific proof also are required in the other field of science. also maths proofs are of particular structure, containing steps and logics. so proving is like doing science, it is science. that's why it is important to prove. 

an inaccurate proof leads to errors, or stating results that are not accurate.  which wil mess the probelm up you dont want this