4) They are congruent by ASA.
5) you can set up a proportion.
original height / shadow = original of tree/ shadow of tree
18/21 = x/14
21x = 252
x = 12
SO the height of the tree is 12
Hope this helps :)
The first 5 multiples of 15 are: 0, 15, 30, 45, 60
Answer:
- Inscribed angle is half of the intercepted arc.
- Central angle is the same size as the intercepted arc.
<u>As per above two statements we have:</u>
and