Question
Point K is 10m to the west of point N. P is 5m to the
east of O. Q is 6m south of O. R is 8m to the east of Q. Q is the midpoint of N and O. Find the shortest distance between R and N.Solution
Shortest distance between R and N = RN² = NQ² + QR²        RN² = 6² + 8²        RN = 10m
In the figure BD = CD = AC, ∠ABC = 27 ° , ∠ACD = y. Find value of x.
In an obtuse angle  triangle PQR, the external angle bisector of angle P intersect the extended part of line RQ at M and the external angle bisector...
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 )?
If G is the centroid and AD, BE, CF are three medians of ∆ABC with area 54 cm 2 , then the area of ∆BGD is?
The length of the each side of an equilateral triangle is 14√3. The area of incircle, (cm 2 ) is
The perimeter of a rectangle is 48 cm, and the ratio of its length to breadth is 3:5. What is the area of the rectangle?
Find area of a sector of radius 14 cm with central angle 90°. (π = 22/7)
From an external point P, two tangents PR and PS are drawn to a circle with a radius of 10 cm. If the length of each tangent is 14 cm, determine the per...
If in a ΔABC, D is a point on BC such that BD = 1cm , BC = 3 cm then what is ratio of area of ΔABD to area of ΔADC ?