Advertisements
Advertisements
प्रश्न
In Fig. 16.19, ABCD is a quadrilateral.
Name a pair of adjacent angles.
Advertisements
उत्तर
\[ \text{ (∠A, ∠B) or (∠B, ∠C) or (∠C, ∠D) or (∠D, ∠A) } \]
APPEARS IN
संबंधित प्रश्न
Given : In quadrilateral ABCD ; ∠C = 64°, ∠D = ∠C – 8° ; ∠A = 5(a+2)° and ∠B = 2(2a+7)°.
Calculate ∠A.
ABCDE is a regular pentagon. The bisector of angle A of the pentagon meets the side CD in point M. Show that ∠AMC = 90°.
The angles A, B, C and D of a trapezium ABCD are in the ratio 3: 4: 5: 6. Le. ∠A : ∠B : ∠C : ∠D = 3:4: 5 : 6. Find all the angles of the trapezium. Also, name the two sides of this trapezium which are parallel to each other. Give reason for your answer.
Angle A of an isosceles trapezium ABCD is 115°; find the angles B, C and D.
In parallelogram ABCD, ∠A = 90°
(i) What is the measure of angle B.
(ii) Write the special name of the parallelogram.
Find the angles of a quadrilateral whose angles are in the ratio 1: 4: 5: 2.
ABCDE is a pentagon in which AB is parallel to DC and ∠A : ∠E : ∠D = 1 : 2 : 3. Find angle A.
Measures of the two angles between hour and minute hands of a clock at 9 O’ clock are ______.
If the sum of two angles is equal to an obtuse angle, then which of the following is not possible?
The common part between the two angles BAC and DAB in the following figure is ______.
