Rhombus: side from the half-diagonals, area = half the product of diagonals
This type of question, asked 5 times: CDS 2 2017, CDS 1 2019, CDS 2 2022, CDS 2 2025, CDS 2 2026. All 5 questions below, oldest first.
Try each one first, then open its answer.
Question 1
CDS 2 2017
80The diagonals of a rhombus are of length 20 cm and 48 cm. What is the length of a side of the rhombus ?Tap an option to check your answer.
Question 2
CDS 1 2019
47All the four sides of a parallelogram are of equal length. The diagonals are in the ratio 1 : 2. If the sum of the lengths of the diagonals is 12 cm, then what is the area of the parallelogram ?Tap an option to check your answer.
Question 3
CDS 2 2022
86The area of a rhombus is 96 square cm and one of its diagonals is of length 12 cm. What is the perimeter of the rhombus ?Tap an option to check your answer.
Question 4
CDS 2 2025
90A Question is given followed by two Statements I and II. Consider the Question and the Statements. Question : The diagonals of a rhombus ABCD are in the ratio . Is one of the diagonals equal to side of the rhombus? Statement-I : The sum of the diagonals cm. Statement-II : The length of a side cm. Which one of the following is correct in respect of the above Question and the Statements?Tap an option to check your answer.
Question 5
CDS 2 2026
61A Question is given followed by two Statements I and II. Consider the Question and the Statements and mark the correct option. Question : ABCD is a rhombus of side 10 cm. What is the sum of the squares of the diagonals of the rhombus ? Statement I : AC : BD = 3 : 4. Statement II : AC = 6 cm. Which one of the following is correct in respect of the above Question and Statements ?Tap an option to check your answer.