Answer:
original weight= mass/weight
62kg/7
Step-by-step explanation:
8.85 original weight
This is what I got:
60/50 = X/70
70x60/59 = X
X = 84
Answer:
5 books
Step-by-step explanation:
I just went through the nines multiplication table until I got to 9 * 5 which equals 45, and then since it charges $5 for the shipping fee, $45 + $5 = $50 so 5 books would be the amount she can buy
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