Answer: 115 - (-30) = 115 + 30 = 145 degrees change
Step-by-step explanation:
Answer:
is a sas theorem.
Step-by-step explanation:
Step-by-step explanation:
since both objects and sides are similar, you can set each side equal, then you cross multiply, and do subtraction, then find x.
Answer:

Step-by-step explanation:
For that transformation you just have to use polar coordinates, notice that when you use polar coordinates the radius is constant when the angles varies and the angle is constant when the radius varies. Therefore your transformation would be just
.
Answer:
subtract 3m from both sides
Step-by-step explanation: