CBSE Class 9 Answered
In the given figure, 
ABD = 130° and EAC = 120°. Prove that AB > AC.
ABD = 130° and EAC = 120°. Prove that AB > AC.
Asked by Topperlearning User | 11 Aug, 2017, 09:21: AM
Expert Answer
1300+
ABC = 1800[linear pair]
ABC = 180o-130o = 50o ….(i)
In 
ABC, side BA is extended to E
So EAC = ABC+ACB (exterior angle is equal to the sum of pair ofinterior opposite angles)
ACB = 1200 - 500 = 700
InABC,ACB> ABC
Thus, AB>AC [side opposite to greater angle is larger]
Answered by | 11 Aug, 2017, 11:21: AM
Concept Videos
-
Relation between the sides and angles of a triangle ...
Relation between the length and measure of its opposite angle in a triangle... -
Inequalities in a Triangle
This video explains the relationship between the length and measure of its ... -
More on relation between sides and angles in a triangle ...
Relation between the length and measure of its opposite angle in a triangle...
CBSE 9 - Maths
Asked by kandalashyamala20 | 27 Dec, 2022, 02:30: PM
ANSWERED BY EXPERTCBSE 9 - Maths
Asked by khardewsawrudolf | 22 May, 2020, 02:34: PM
ANSWERED BY EXPERTCBSE 9 - Maths
Asked by vikasg13.hardware | 13 Jun, 2018, 12:01: PM
ANSWERED BY EXPERTCBSE 9 - Maths
Asked by Topperlearning User | 11 Aug, 2017, 10:05: AM
ANSWERED BY EXPERTCBSE 9 - Maths
Asked by Topperlearning User | 11 Aug, 2017, 08:45: AM
ANSWERED BY EXPERTCBSE 9 - Maths
Asked by Topperlearning User | 11 Aug, 2017, 08:47: AM
ANSWERED BY EXPERTCBSE 9 - Maths
Q and 
Asked by Topperlearning User | 11 Aug, 2017, 08:47: AM
ANSWERED BY EXPERTCBSE 9 - Maths
Asked by Topperlearning User | 11 Aug, 2017, 10:06: AM
ANSWERED BY EXPERTCBSE 9 - Maths
A, prove that AB > BD.
Asked by Topperlearning User | 11 Aug, 2017, 10:04: AM
ANSWERED BY EXPERTCBSE 9 - Maths
Asked by Topperlearning User | 11 Aug, 2017, 08:40: AM
ANSWERED BY EXPERT
