Let Sam be (S+8) years while his sister is S years.
S(S+8) = 105
S^2+8S-105 = 0
(S+15)(S-7) = 0
Sam’s sister is 7 years and Sam is 15 years old.
Answer:
Yes it is.
Step-by-step explanation:
30,12,6,6,36 there you go
It is 1,6 dollars for each pendant :)
Answer:
A) 30°
Step-by-step explanation:
This is incomplete, but if you are looking for its complement, then set both angles equal to 90°:

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