Answer:
61.64 cm
Step-by-step explanation:
The longest metal rod which could be stored in a rectangular box will be equal to its diagonal:

10+ (-3)=10-3=7 is the answer
Answer:
15 cm since its half
Step-by-step explanation:
After striking a pair of arcs from each endpoint of a line segment, just join the intersection point of the 1st pair (above the segment) with the intersection point
of the 2nd pair (under the segment)
And this is how you construct the segment's perpendicular bisector
Answer:
10 swivels are neither bevels or dowels
Step-by-step explanation:
See the attached for explanation