The price of a shoe was decreased by 22%. If the new price is $27.3. what is the original price.
In the diagram, NR is a diameter, ∠MNR = x° and, ∠SRN = (5x + 20)°. Find the value of 2x.
Find the quadratic equation whose roots are \(\frac{2}{3} and \frac{- 3}{4}\)
The length of the diagonal of a square is 12 cm. Calculate the area of the square.