Answer:
x/520 = 5/13
Step-by-step explanation:
I took a test with this question on it.
Read some notes on reflection. If it asks to reflect it on the x-axis youre going to reflect it either on the bottom or top plane. If it asks to reflect on y-axis youre going to reflect it on either the left or right plane.
In this problem, we are asked to give an expression that can be used to mentally multiply 6 and 198. In order not to go through the rigorous multiplication, we can estimate 198 to 200, that is 6 *200 equal to 1200. Since there is a 2*6 excess or 12 then we subtract: 1200 -12 equal to 1188.
diameter (d) = 2 · r
Circumference (C) = 2 π · r → C = π · d → d = 
Answer:
87
Step-by-step explanation:
Look at it upside down!