Answer:
ans. = 5400000000 or 5.4×10^9
Step-by-step explanation:
14000000000-8600000000
Answer:
200 duckings (350:200)
Step-by-step explanation:
7:4 and 350:x
350/7 = 50
40 times 50 = 200
350:200
Plus, 350/50 = 7
200/50 = 7
For AC = AC, the reason is called reflective property of congruence.
The other ones i dont know. Hope i could help.
-5.6(repeating 6), -√(21), 3&9/10, 5.2