A reflection about the x axis and a reflection about the y axis
Answer:
Step-by-step explanation:
Two numbers are given. -7 and 3. What are happening with the numbers? well, the question STARTS with -7 points then he gains 3. Well what happens if you had 0 points and gained 3? you'd add them. So the same thing happens here. so the expression is -7+3 = -4
In a proper sentence the answer woud be something like "The final score is -4 since he gained three after having -7."
Let me know if there was something you didn't understand.
Answer:
Step-by-step explanation:
The length of a diagonal of a square is , where a is the length of one side.
If the area of a square garden is 209m, we know that the side length must be m, since the area of a square is it’s side length squared.
Now we can substitute inside the formula.
When multiplying roots, the multiplication problem can simplify down to whatever is in the roots multilpied by each other.
So,
So the length of the diagonal is m.
Hope this helped!