What is the length of plot 3 along cheshire road?

i got 29.13 repeating but i really don't think this is right.

Volcanic irruption is most likely to be violent when a) volcanoes near to the sea b) the neck of the volcano is sealed by a plug c) the lava is viscous d) the lava reaches the surface through a fissure e) the volcano is on the ocean floor

Which of the following countries has declared itself nuclear free

The layers of earth are based on what two sets of characteristics?