Question
What is the primary reason for practicing deep ploughing
in dryland areas during summer?Solution
Deep ploughing helps break hardpan layers, enhancing root penetration and water infiltration. It also exposes weed seeds and pathogens to sunlight, reducing their viability.
The lengths of three medians in a triangles are 9 cm, 12 cm, 15 cm. What is the area of that traingle (in cm 2 )?
PQRS is a cyclic quadrilateral of which PQ is the diameter. Diagonals PR and QS intersect at A. If SQR = 25°, then angle PAS measures
Find the difference between angle and its complement if the angle is five-thirteenth of its complement.
A rectangle with a diagonal of length 28m is inscribed in a circle. Find the area of a circle?
In ∆ABC , G is the centroid , AB = 5 cm, BC= 8 cm and AC = 7 cm , find GD, where D is the mid-point of BC?
If in a ΔABC, D is a point on BC such that BD = 5cm , BC = 9 cm then what is ratio of area of ΔABD to area of ΔADC ?
ABC is a triangle. AB = 5 cm, AC = √41 cm and BC = 8 cm. AD is perpendicular to BC. What is the area (in cm2) of triangle ABD?
In the figure given below, AC = 16 cm and BF = 5 cm. If AE:CE = 5:3, then find the perimeter of ΔABC.
The length of the each side of an equilateral triangle is 28 cm. The area of incircle, (cm 2 ) is
Relevant for Exams:
