Question
The length of a rectangle, area of which is 105
cm2, is equal to the radius of a circle of area 1386 cm2. Find the perimeter of the rectangle?Solution
Let the radius of the circle = r Area of circle = 1386 = 22/7 × r × r ⇒ r = 21 cm Area of rectangle = 105 = L × B = 28 × B ⇒ B = 5 cm Perimeter = 2 × (L + B) = 2 × (21 + 5) = 52 cm
What major regulatory change did SEBI propose to make rights issues more attractive?
What is the key goal of the Solar Village Scheme launched by Maharashtra Chief Minister Eknath Shinde?
Which chemical compound is commonly used for artificial ripening of mangoes?
On which date is World Tourism Day celebrated, marking the launch of the 'Paryatan Mitra & Paryatan Didi' initiative by the Ministry of Tourism?
Who is the Director-General of CSIR as of 2025?
Global gender gap report is released by which organization ?
Which private company is establishing the Electro-Optical Payload Factory, also known as the ‘Palmnaro’ plant, in Gujarat?
The “Swachh Kurukshetra – Mera Kurukshetra, Mera Abhimaan” cleanliness mission launched by the Haryana CM is scheduled to run for how many weeks a...
Which organization in collaboration with NITI Aayog has launched the “community innovator fellowship programme” to provide youth with an opportunity...
What was the growth rate of India’s Index of Industrial Production (IIP) in June 2025?
Relevant for Exams:
