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प्रश्न
In Fig. 16.19, ABCD is a quadrilateral.
How many pairs of opposite sides are there?
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उत्तर
Two
संबंधित प्रश्न
Given here are some figures:
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Classify each of them on the basis of the following:
- Simple curve
- Simple closed curve
- Polygon
- Convex polygon
- Concave polygon
Complete of the following, so as to make a true statement:
The number of pairs of adjacent angles of a quadrilateral is .......
In Fig. 16.21, the bisectors of ∠A and ∠B meet at a point P. If ∠C = 100° and ∠D = 50°, find the measure of ∠APB.
The measure of angles of a hexagon are x°, (x − 5)°, (x − 5)°, (2x − 5)°, (2x − 5)°, (2x + 20)°. Find the value of x.
Angles of a quadrilateral are (4x)°, 5(x+2)°, (7x – 20)° and 6(x+3)°. Find :
(i) the value of x.
(ii) each angle of the quadrilateral.
In a trapezium ABCD, side AB is parallel to side DC. If ∠A = x° and ∠D = (3x – 20)°; find the value of x.
ΔPQR and ΔSQR are on the same base QR with P and S on opposite sides of line QR, such that area of ΔPQR is equal to the area of ΔSQR. Show that QR bisects PS.
A pair of opposite sides of a trapezium are ______.
In the following figure,
∠COA is a/an ______ angle
In the following figure,
∠AOE is a/an ______ angle
