<span>22 + (3^2 – 4^2)
= </span><span>22 + (9 – 16)
</span><span>= 22 -7
= 15</span>
6/962...............................................
Answer:
his package weighs 30 ounce
Step-by-step explanation:
Complementary is when angles equal 90 degrees.
supplementary is when angles equal 180 degrees.
a)
supp:145 degrees
comp:55 degrees
b)
supp:23 degrees
comp: none
c)
supp:159 degrees
comp:69 degrees