Answer:
84+n=342
Step-by-step explanation:
you would subtract 84 from 342 to find the width since it is perimeter.
Answer:
-3/12
Step-by-step explanation:
Sounds like "formulas"! y = ax^2 + bx + c involves the variable x and the constants {a, b, c}. The "2" indicates "squaring function."
Answer:
x = -30
cos(x - 30) = ½
Step-by-step explanation:
Look at the picture