3:8 can also be written as 3/8
<span>12:32 can also be written as 12/32
</span>

<span>So thus 3:8 is equivalent to 12:32</span>
Answer:
D.
Step-by-step explanation:
The slopes of perpendicular lines are negative reciprocals. That means that their product is -1.
In option D, since the slopes are 1 and -1, their product is -1, and the lines are perpendicular.
Answer: D.
C and D are correct as you move the decimal however many zeros are on the end of the multiplier. For instance, 10 equals one decimal change as it only has one zero. 100 has two and 1000 has three, etc.