Answer:
1. Line segment 2. Point 3. Line 4. Line Segment
20 cm
Step-by-step explanation:
We can use ratios to solve
We know x = 7 since they are of equal length
x x+7
----- = -------
10 y
7 7+7
Using cross products
7y = 14*10
7y = 140
Divide by 7
7y/7 = 140/7
y = 20
x
Connect the arcs to make a perpendicular bisector