What is the perimeter of triangleaeb? 16. 4 ft 18. 5 ft 18. 7 ft 22. 9 ft.

17 a tourist was planning a trip by car for travelling at some constant speed for 2.5 hours. however, he found that if he increases the speed by 20 km/h he can cover the same distance in 30 minutes less time than it was planned. what was the planned speed of the tourist, in km/h?

Ahands-free device may only be used if it can be activated or deactivated with a

How are brightness and size related when it comes to stars