Electric current? Why is the thing math lol.
I think Landscape painting
Landscape painting was regarded as the highest form of Chinese painting, and generally still is. The time from the Five Dynasties period to the Northern Song period (907–1127) is known as the "Great age of Chinese landscape".
I think it is 4.5 because 4*4=16 and 4.5*2=9. adding those together will make 25.
Answer:
first one is 30 5 40
35 25 15
10 45 20
second one is 5 26 11
20 14 8
17 2 23
third one is 9 16 11
14 1210
13 8 15
and forth one is 20 70 60
90 50 10
40 30 80
Step-by-step explanation:
which ever direction you know 2 of 3 numbers, you add them and subtract the sum its supposed to add up to. rough explanation