Example 1
Under what circumstances will ∠ADE in rhombus ABCD be obtuse?
Example 2
A rhombus is a parallelogram by definition. Prove that the converse statement ("A parallelogram is a rhombus") is false.
Example 3
Given that ABCD is a rhombus, what is the value of x?
Example 4
The diagonals of rhombus FRED are 12 ft and 16 ft. What is FRED's perimeter?
Example 5
Find the lengths of the diagonals of rhombus KYLE, KL and YE, given that the measure of ∠KYL is 20° and that KYLE's perimeter is 52 meters.