Answer:
160
Step-by-step explanation:
Using Exterior angle theorem
30+130=160
Answer:
tan B = 12/5
Step-by-step explanation:
Since this is a right triangle, we can use trig functions
tan theta = opp side/ adj side
tan B = 12/5
The explanation is here. the rest of the questions must be do by yourself.
Add three to the product of 4 times twelve
Answer:Hello
I think it's 12
Step-by-step explanation:
Actually at first you should plus this tow parameters:2x-3x+10
and then you can put(-2)instead (x).
Now you find answer.
