ZJSG09112007
ZJSG09112007 ZJSG09112007
  • 12-09-2021
  • Mathematics
contestada

I need help with the question in the attached image. Please show workings.​

I need help with the question in the attached image Please show workings class=

Respuesta :

mhanifa
mhanifa mhanifa
  • 13-09-2021

Answer:

#7

Use the equation of circumference:

  • C = πd

We have C = 40000 km

Find d:

  • d = 40000/3.14 ≈ 12738.85 km

#8

50°N and 50°S are parallel and equidistant to equator so their radius must be same:

  • r = 4000 km for both
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