Answer:
b. 240
Step-by-step explanation:
sin of 300 is equal to -.86
sin of 240 is equal to -.86
use calculator
Answer is B
The reason for this is because to find the proportionality you divide the bottom number by the top and if one of the answer differentiates then it is not proportional with the rest of the table.
2^2 - 5t + 12 = 0
4 - 5t + 12 = 0
-5t + 16 = 0
-5t = -16
t = 16/5
Answer: 16/5 in fraction form or 3.2 in decimal form
Answer:

Step-by-step explanation:
<u><em>The picture of the question in the attached figure</em></u>
we know that
The perimeter of a triangle is the sum of the length of their three sides
so

where
a,b,c are the length sides of the triangle
In this problem we have

substitute and solve for the missing length
