Prove that
Show that
verify that
Deduce that
Justify that
Factorize
develop
Simplify
Reduce
Solve
Perform
Calculate
Observe
Draw
Construct
Place
plot
Reproduce
Translate
Equal
equidistant
equality
isometrics
Isosceles
equivalent
Symmetry
Triangle
parallelogram
rectangle
point
circle
Area
Perimeter
figure
complete
Conclusion
Represent