Answer:

Step-by-step explanation:
Given
See attachment
Required
Find RST
To do this, we use:
--- angle on a straight line
Make RST the subject


<em>Hence, the measure of RST is 144</em>
Yes, it's y= 1/2x because it's 1/2 miles (y) per x weeks
2limes=0.36
we simplify /2
1lime=0.18
times by 3
3limes=0.54
Answer:
2809
Step-by-step explanation:
20/2=10
10x5=50
50+3=53
53+53=2809