11. Similar 1/2
12. Similar 2
13. no
14. no
15. No, they are not congruent because rectangles do not have equal sides, so the length of one triangle could be longer than the other and the width ozone can be shorter than the other.
16. Yes
1 * 60 * 60 = 3600 (seconds in 1 hour)
3600 * 6 = 21600 (seconds in 6 hours)
3600 * 0.4 = 1440 (seconds in 0.4 hour)
21600 + 1440 = 23040 (6 hours + 0.4 hours)
your answer is 23040
(8/9-3/9)*2/3=5/9*2/3=10/27
Answer:
-140 ft is not a distance
Step-by-step explanation:
Distance must be a positive number
-140 is negative
Answer:
rpi^2 or pir^2
Step-by-step explanation:
radius times pi to the second
