Advertisements
Advertisements
प्रश्न
The area of a parallelogram is 60 cm2 and one of its altitudes is 5 cm. The length of its corresponding side is ______.
विकल्प
12 cm
6 cm
4 cm
2 cm
Advertisements
उत्तर
The area of a parallelogram is 60 cm2 and one of its altitudes is 5 cm. The length of its corresponding side is 12 cm.
Explanation:
We know that,
Area of a parallelogram = Side × Altitude
⇒ a × h = 60
⇒ a × 5 = 60
⇒ a = `60/5`
∴ a = 12 cm
APPEARS IN
संबंधित प्रश्न
An ant is moving around a few food pieces of different shapes scattered on the floor. For which food − piece would the ant have to take a longer round? Remember, circumference of a circle can be obtained by using the expression c = 2πr, where r is the radius of the circle.
A plot is in the form of a rectangle ABCD having semi-circle on BC as shown in Fig. 20.23. If AB = 60 m and BC = 28 m, find the area of the plot.
A playground has the shape of a rectangle, with two semi-circles on its smaller sides as diameters, added to its outside. If the sides of the rectangle are 36 m and 24.5 m, find the area of the playground. (Take π = 22/7).
The inside perimeter of a running track (shown in Fig. 20.24) is 400 m. The length of each of the straight portion is 90 m and the ends are semi-circles. If track is everywhere 14 m wide, find the area of the track. Also, find the length of the outer running track.
The diameter of a wheel of a bus is 90 cm which makes 315 revolutions per minute. Determine its speed in kilometres per hour. [Use π = 22/7]
The length and the breadth of a rectangular plot are 135 m and 65 m. Find, its perimeter and the cost of fencing it at the rate of ₹60 per m.
The length and breadth of the rectangular piece of land area in the ratio of 5 : 3. If the total cost of fencing it at the rate of ₹48 per metre is ₹19,200, find its length and breadth.
Which branch of mathematics deals with the measurement of length, area, volume, and surface area of geometric figures?
What defines a closed figure?
What is the part of the plane enclosed by a closed figure known as?
