Answer: a reflection across the y-axis and scaling it by a factor of 1/2
Step-by-step explanation: First, you need to reflect the shape over the y-axis to move it into the neighboring quadrant. After that, you scale the polygon down by a factor of 1/2, because the lengths of the line segments of A'B'C'D' are half the length of the original polygon, ABCD.
Answer:
1. 17/40
1. 0.425
1. 42.5%
2. 35/40
2. 0.875
2. 87.5%
Step-by-step explanation:
1. 17/401. 0.425 1. 42.5%2. 35/402. 0.8752. 87.5%
The correct answer is centriod
Answer:
36 black keys
Step-by-step explanation:
9(88-x)=13x
792-9x=13x
792=22x
x=36
Hope this helps: )