difference
statistics
Radius
radius
perimeter or circumference The only answer is perimeter. The circumference is the the perimeter of a circle; the distance around a circle.
numeral
variable
A cylinder
The quotient. In the problem 7 / 2 = 3 (+1) The 7 is the "dividend"; the 2 is the "divisor": the 3 is the "quotient" and the 1 is the "remainder".
It is a pentagon
Surface area
square
is an arc.
A graph of some kind, which could be a line graph, a bar chart, a pie chat, a pictogram, etc.
extremes
Income
A rectangle or a square.
polygon
sphere
The range is the difference between the greatest and least numbers.
27 cubic inches.
a bisect or bisector,
overhead
If you quote a concentration 'x' as so many parts per hundred, then that number does represent hundredths. It's just a fraction, x/100
ranking
correct answer is numerical order
A segment with end points on a circle is a chord.
Two lines cross or intersect at a point.
COMPASS
One hundredth of a gram is 10 milligrams.
Default
Security is freedom from, or resilience against, the potential harm caused by others. Beneficiaries of security may be of persons and social groups, objects and institutions, ecosystems, or any other entity or phenomenon vulnerable to unwanted change.