Answer:
Since 1 km = 1000 m, the lawnmowers top speed would be 8000 m/h.
Step-by-step explanation:
400/20
20m/s
..............................
Remark
The number of faces reaching out in the 3rd dimension of the pyramid = the number of edges on the base.
Givens
Number of edges (or sides on the base)= e
Number of faces = f
Formula
F = e + 1 Don't forget that the base is also a face.
At around 20'000ft. and higher.
Answer:
16
Step-by-step explanation: