ASIAX
contestada

PART 1
There is a lot to answer but please answer correctly and answer all of them or your answer will be removed. Please give answers within the next hour. Thanks!

PART 1 There is a lot to answer but please answer correctly and answer all of them or your answer will be removed Please give answers within the next hour Thank class=
PART 1 There is a lot to answer but please answer correctly and answer all of them or your answer will be removed Please give answers within the next hour Thank class=
PART 1 There is a lot to answer but please answer correctly and answer all of them or your answer will be removed Please give answers within the next hour Thank class=
PART 1 There is a lot to answer but please answer correctly and answer all of them or your answer will be removed Please give answers within the next hour Thank class=
PART 1 There is a lot to answer but please answer correctly and answer all of them or your answer will be removed Please give answers within the next hour Thank class=

Respuesta :

I don't think giving you the exact answers would help, so here are the formulas:
[tex]a^{2}=b^{2}+c^{2}-2bc*cosA[/tex]

For #1:

We're solving for a.
[tex]a^{2}=5^{2}+8^{2}-2*5*8*cos(90)[/tex]