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Byju's Answer
Standard VII
Mathematics
Square
Question 18 A...
Question
Question 18
A quadrilateral whose opposite sides and all the angles are equal is a
a) Rectangle
b) Parallelogram
c) Square
d) Rhombus
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Solution
We know that in a rectangle, opposite sides and all the angles are equal.
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Similar questions
Q.
A quadrilateral whose each angle is a right angle and whose all sides are equal is a
(a) square
(b) rectangle
(c) rhombus
(d) parallelogram
Q.
Match the following.
(1)
Rectangle
(p)
A quadrilateral having its opposite sides equal and parallel.
(2)
Square
(q)
A parallelogram having its opposite sides equal and each of the angle is a right angle.
(3)
Parallelogram
(r)
A parallelogram having all sides equal and each of the angle is a right angle.
(4)
Rhombus
(s)
A quadrilateral in which a pair of opposite sides are parallel.
(5)
Trapezium
(t)
A parallelogram having all sides equal.
Q.
Match the following.
(
1
)
Rectangle
(p) A quadrilateral having its opposite sides equal and parallel.
(
2
)
Square
(q) A parallelogram having its opposite sides equal and each of the angle is a right angle.
(
3
)
Parallelogram
(r) A parallelogram having all sides equal and each of the angle is a right angle.
(
4
)
Rhombus
(s) A quadrilateral in which a pair of opposite sides are parallel.
(
5
)
Trapezium
(t) A parallelogram having all sides equal.
Q.
Complete each of the following statements by means of one of those given in brackets against each:
(i) If one pair of opposite sides are equal and parallel, then the figure is ........................
(parallelogram, rectangle, trapezium)
(ii) If in a quadrilateral only one pair of opposite sides are parallel, the quadrilateral is ................ (square, rectangle, trapezium)
(iii) A line drawn from the mid-point of one side of a triangle .............. another side intersects the third side at its mid-point. (perpendicular to parallel to, to meet)
(iv) If one angle of a parallelogram is a right angle, then it is necessarily a .................
(rectangle, square, rhombus)
(v) Consecutive angles of a parallelogram are ...................
(supplementary, complementary)
(vi) If both pairs of opposite sides of a quadrilateral are equal, then it is necessarily a ...............
(rectangle, parallelogram, rhombus)
(vii) If opposite angles of a quadrilateral are equal, then it is necessarily a ....................
(parallelogram, rhombus, rectangle)
(viii) If consecutive sides of a parallelogram are equal, then it is necessarily a ..................
(kite, rhombus, square)