Answer:
1.80 2.90 3. 135
Step-by-step explanation:
1. 80°
2. 90°
3. 135°
You need to solve for one of the variabkes and then plug it in
when I did one of them I got a=5-3b/2 so after that you plug that in for a and solve for the other variable, hope it helps
Answer:
the first one i think
Step-by-step explanation:
i can't see the pic clearly make it better, and i will solve for u
Answer:
2.23
Step-by-step explanation:
we get this by making the fraction a decimal and finding out the value of each section