Answer:
57.073 km/h approx.
Step-by-step explanation:
Total distance from Liverpool to Sheffield
= 56 + 61 km
= 117 km
Time from Liverpool to Manchester
=56 km ÷ 70 km/h
=0.8 hours
Time from Manchester to Sheffield
=75 mins
=1.25 hours
Total time = 0.8 h + 1.25 h
= 2.05 hours
Average speed from Liverpool to Sheffield
= 117 ÷ 2.05
= 57.073 km /h
Please mark as brainliest
Ninty three point six five I think
Answer:
take angle U as reference angle
using sine rule
sin U=opposite/hypotenuse
sinU=42/42
sin U=1
sin 90=1
therefore the value of U is 90 degree
Step-by-step explanation:
Solution
A=4πr2=4·π·82≈804.24772
Approximately = 804.25
Answer:
1
Step-by-step explanation:
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