Oi :)
1) There are 3 significant digits

2)
15 Mi/h = 22 ft/s
3)

4)
There are 4 significant digitis. Leter C
Thanks for the free 10x+ points .
Answer:
I'm not really sure which one you mean, but the exact form is 3/25 and the Decimal form is 0.12
Step-by-step explanation:
Answer:
∠g = 142°
Step-by-step explanation:
∠g = 180 - 38 = 142°