A tree casts a shadow that is 150 feet long. If the angle of elevation from the tip of the shadow to the top of the tree is 30°,
how tall is the tree to the nearest foot?
A) 75 feet
B) 87 feet
C) 106 feet
D) 212 feet
A) 75 feet
B) 87 feet
C) 106 feet
D) 212 feet
1 answer:
You might be interested in
The terms of an arithmetic progression, can form consecutive terms of a geometric progression.
- The common ratio is:
- The general term of the GP is:
The nth term of an AP is:
So, the <em>2nd, 6th and 8th terms </em>of the AP are:
The <em>first, second and third terms </em>of the GP would be:
The common ratio (r) is calculated as:
This gives
The nth term of a GP is calculated using:
So, we have:
Read more about arithmetic and geometric progressions at: