Using proportion...
length of barn length of tree
-------------------------------- = --------------------------------
length of barn's shadow length of tree's shadow
20 x
---- = ---
12 8
Using cross-multiplication...
20 x 8 = 12x
160 = 12x
x = 13 1/3 or 13.3333
The tree is 13 1/3 meters long.
Answer:

Step-by-step explanation:
From the question we are told that:
Arc
Arc
Given The angle of intersecting chords theorem
Generally the equation for angle BEC is mathematically given by



Answer:

Hope this helps! :) Hope this Helps!
Plz Give Brainliest!
Answer:
D
Step-by-step explanation:
If we look at the options and we pay attention to D,
Lets work this out Step By Step:
Part 1:
5/4(-2) = -2.5
-2.5 - 3 = -5.5 (Correct)
Part 2:
5/4(4) = 5
5 - 3 = 2 (Correct)
Both of these rows are correct.
Hope this helps!
:)
Answer:

Step-by-step explanation:
<em><u>Rules Used</u></em>


