Question
The perimeter of a rectangle is 100 m, and its diagonal
is 41 m. Find the area of the rectangle.Solution
Let the length and breadth of the rectangle be l and b. Perimeter = 2(l + b) = 100 → l + b = 50. Diagonal = sqrt(l² + b²) = 41. Using (l + b)² = l² + b² + 2lb: 50² = 41² + 2lb. 2500 = 1681 + 2lb. 2lb = 819 lb = 409.5. Area = l × b = 409.5 m². Correct Option: a
Direction: In the following question, a sentence is given, divided into 5 parts. Part (E) is grammatically correct. Out of the other four parts, one pa...
Direction : In each of the questions, a sentence has been divided into four parts, one of which may contain an error. Identify that fragment and mark i...
In the question given below, a sentence is given, divided into parts. One of the parts may contain an error. Identify the part that contains the error,...
Read the following sentence carefully and identify if there is any grammatical error in it. If you find any error, choose the part (A, B, C, or D) con...
From the options given below, select the option which states the correct combination of incorrect sentences.
I) Given limited fiscal capacity,...
The evolution of homo sapiens are popularly illustrated (1)/at a series of sketches, one progressing from (2)/a hunched and initially almost-crawling p...
When your in doubt(A)/ about your best friend's loyalty (B)/ you can't help being disappointed.(C) No error(D)
Critics often site the potential (A)/for these funds to trade (B)/at a share price that is not aligned (C)/with the value of the underlying securities (...
I am going to a holiday to Pachmarhi tomorrow.
In the question given below, a sentence is given, divided into parts. One of the parts may contain an error. Identify the part that contains the error...
Relevant for Exams:
