Question
Find the area of a figure consisting of a rectangle with
length 8 cm and width 5 cm, and a semicircle with a diameter equal to the width of the rectangle. (Use π = 3.14)Solution
Area of rectangle = 8 × 5 = 40 cm² Area of semicircle = (1/2)πr² = (1/2) × 3.14 × (5/2)² = 9.8 cm² Total area = 40 + 9.8 = 49.8 cm².
In daily requirement basis which vitamin is required in largest quantity by the human body?
Skin, Intestine and Glands are the example of :
From which heart chamber does blood enter the aorta in the human circulatory system?
Thallophyta, which includes simple plant forms like algae and lichens, belongs to which kingdom?
Who is the father of Biology?
Which bodily fluids are known to contain pheromones?
Which one of the following is not a Vitamin?
Which of the following organelles shows similarity to a prokaryotic cell?
What is the normal RBC count in an adult male?
Who is the new ambassador of Nikshay Mitra ?
