1) Two lines perpendicular to the same line are perpendicular to the each other.
Ans:- False
2) If sum of two adjacent angle is 45°, then two adjacent angles are acute angles.
Ans:- True
3) Sum of all the exterior angles of any polygon is always 360°.
Ans:- True
4) Object which are exact copies of one another are called plane objects.
Ans:- False
5) To examine the congruence of plane figures, the suspension method is used.
Ans:- True
Hello friends my name is Rajakumar Dayashankar Gupta . Here I am started to write blog on name scientechplus . I am started to writing this blog post on science , technology and engineering since 2020 . I completing my ssc , than after I go for stream in science field , than after completing my 12th science than later I realize my self , I am interested in electronics fields , so I start learning in diploma electronics engineering . My journey is quite interesting to choosing right decision of my aim . And I want to explain the concept in simple and precise way . I every time want to learn something new , it means that something new from open minded from our environment . To learn something new from our expectation . It quite special and very interested to hear that , when we imagine or think we go to learn something very uniqueness our eyes fill with glow , that moment is such a very great pleasurable moment we feel isn't it ? . And I want to share the information , facts , knowledge related to all science , technology and engineering in detail , simple and precise way .
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