Distance and displacement are 45 km
Answer:
43296
Step-by-step explanation:
Answer:
, 
Step-by-step explanation:
Give.
----------(1)
------------(2)
Solve this linear equation by elimination method.
Add equation 1 and 2


-----------------------------



Put y value in equation 2




, 
Answer:
-7/12 is the answer of your question
If m∠1 = 60°, then m∠2 = 30°
because they are complementary because perpendicular lines form 90° (right) angles
90 - 60 = 30