total distance travelled=72+69=141
time taken in hours for journey= (48/60)h + (69/60)= 1.95 h
average speed=141km/1.95h= 72.3km/h (3 sf)
The answer is 669
5^4-2(5)^3+5(5)^2+-7(5)+4
625-250+125-35+4
hope this helps!
Answer:
(2, -5)
Step-by-step explanation:
Answer:
Trigonometric ratios are used to find unknown angles/sides of a right angle triangle
Number one would be 1.5 , 3 and number two would be 1.5 , 1
