Congruent is already a math term. Two objects are congruent if they have the same size and shape (even if they are rotated or flipped over).
If you want the math symbol for congruence, it is the equal sign with a ~ over it: ≅
"Subset" IS the math term in this case.
rectangle
power in a math term is when you multiply the exponents
Trapezoid
A regular pentagon has five congruent interior angles so yes :)
it has one obtuse angle and none of the sides are congrent
nothing
square
isosceles
No.
The math term for multiplication is PRODUCT.
"Subset" IS the math term in this case.
there is no such math term
a square
Equal base angles
rectangle
power in a math term is when you multiply the exponents