Advertisements
Advertisements
प्रश्न
State, 'true' or 'false'
The quadrilateral, whose four sides are equal, is a square.
विकल्प
True
False
उत्तर
False
This need not be true since if the angles of the quadrilateral are not right angles, the quadrilateral would be a rhombus rather than a square.
APPEARS IN
संबंधित प्रश्न
In parallelogram ABCD, AP and AQ are perpendiculars from the vertex of obtuse angle A as shown.
If ∠x: ∠y = 2: 1.
find angles of the parallelogram.
State, 'true' or 'false'
Diagonals of a rhombus are equal.
State, 'true' or 'false'
If the diagonals of a quadrilateral bisect each other at right angle, the quadrilateral is a square.
In the following figures, ABCD is a parallelogram.
Find the values of x and y.
In the given figure ABCD is a rhombus with angle A = 67°
If DEC is an equilateral triangle, calculate:
- ∠CBE
- ∠DBE
PQRS is a rectangle in which PQ = 12cm and PS = 8cm. Calculate the area of ΔPRS.
In the given figure area of ∥ gm PQRS is 30 cm2. Find the height of ∥ gm PQFE if PQ = 6 cm.
In the figure, PQR is a straight line. SQ is parallel to Tp. Prove that the quadrilateral PQST is equal in area to the ΔPSR.
The diagonals of a parallelogram ABCD intersect at O. A line through O meets AB in P and CD in Q. Show that
(a) Area of APQD = `(1)/(2)` area of || gm ABCD
(b) Area of APQD = Area of BPQC
AD is a median of a ΔABC.P is any point on AD. Show that the area of ΔABP is equal to the area of ΔACP.
Find the area of each of the following figure:
Find the area of quadrilateral, whose diagonals of lengths 18 cm and 13 cm intersect each other at right angle.
In a rectangle ABCD, AB = 7 cm and AD = 25 cm. Find the height of a triangle whose base is AB and whose area is two times the area of the rectangle ABCD.
The area of a floor of a rectangular room is 360m2. If its length is 24cm, find its perimeter.
The perimeter of a square plot of land is 64m. The area of a nearby rectangular plot is 24m2 more than the area of the given square. If the length of the rectangle is 14m, find its breadth.
The area of a rhombus is 234 cm2. If its one diagonal is 18 cm, find the lengths of its side and the other diagonal. Also, find perimeter of the rhombus.
Find the area of a rhombus whose perimeter is 260cm and the length of one of its diagonal is 66cm.
How many tiles, each of area 625 cm2, will be needed to pave a footpath which is 1 m wide and surrounds a grass plot of size 38 m x 14 m?
The opposite sides of a trapezium are parallel.
Examine whether the following is a polygon. If it is not, say why?
