The highest point along a cliff is 80m above the lakeshore. A
Surveyor stands on the top of the
cliff, looking through a 1.5m
tall transit instrument. He spots
a boat out on the lake, at an
angle of depression of 38°
draw a well-labelled diagram
& How far to the nearest tenth of
a metre, is it from the boat to
the base of the cliff?
How
to the nearest tenth of
a metre, is the surveyor on the
Cliff from the boat?​