tan16=h/300 or h=300*tan16
tanTheta=h/(225) put in h, then determine tan theta, then
theta=arctan(h/225)
A boat is 300m away from the foot of a cliff. The angle of elevation from the boat to the top of the cliff is 16 degrees.
a) Determine the height of the cliff to the nearest meter.
b) If the boat sails 75 m closer to the cliff, determine , to the nearest degree, the new angle of elevation of the cliff top from the boat.
2 answers
A school with 360 pupils travelled to the zoo for a day trip. There had to be at least 1 adult to every 7 pupils. What was the minimum number of adults needed for the trip?
1 answer