Step-by-step explanation:
A straight line adds up to 180°
m+3m=180°
4m=180°
m=45°
3m=45°
angle CBD=3(45)
=135°
21-6=15
The range of the set is 15
Answer:
-26
Step-by-step explanation:
-6+49+(-69)
43+(-69)
43-69
-26
Maximum can be determined by taking derivative and set it equal to zero.
Answer: 52.3 seconds
Step-by-step explanation:
209.2 divided by 4
which is 52.3 seconds