13-(-3)
adding the opposites, you get 16 degrees.
-3+13
using a number line: 3 to the left, 13 to the right=10 degrees
For example: 10-(-1)= positive 11. no. you could have -1-(-9). Add the opposites and you get positive 8.
Answer:
46.74ft²
Step-by-step explanation:
A= H(b) b/2 ≈ Sum of your area
x-16+x=180
2x-16=180
2x=196
x=98 degrees
x-16= 82 degrees
Hope this helps!
x=25,y=15 Not to sure abt this answer but I think I got it
a is to be as b as 1 is to 3 (a:b as 1:3)
