Answer:
Send me a clarity question.
Answer:
9
Step-by-step explanation:
if you have two negatives next to eachother, the equation now adds like 5+4. 5+4=9
<span>RS is the longest side of </span>ΔQRS, because it lies opposite the biggest angle (Q=80°).
Answer: D
Answer:
x≥−
7
13
Step-by-step explanation:
-7x<=13
Answer:
x must be 14/4 = 7/2
Step-by-step explanation:
The sum of the three interior angles of a triangle must be 180 degrees.
Thus, in this particular case,
82 + 64 + 4x + 20 = 180, or
146 + 4x = 160, or
4x = 160 - 146 = 14
Then 4x = 14, and x must be 14/4 = 7/2