Answer:

Step-by-step explanation:
It is given that,
The average distance between the Earth and the Moon is 384 400 km.
We need to express in in standard form.
1 km = 1000 m
It means,
384400 km = 384400000 km
or
= 
Hence, the average distance between the Earth and the Moon is
.
Answer:
1,224,780
Step-by-step explanation:
44,700 × 27.4= 1,224,780
Using the formula
L=rx (x=angle)
x=L/r
x=8/3
x=2.6 radians
Answer:
D= 19
Step-by-step explanation:
114 ÷ 6 is 19