Explaination needed Class 9
Q.1: What are the five postulates of Euclid’s Geometry?
Q.2: If a point C lies between two points A and B such that AC = BC, then prove that AC =1/2 AB. Explain by drawing the figure.
Q.3: If in Q.2, point C is called a mid-point of line segment AB. Prove that every line segment has one and only one mid-point.
Q.4: In the given figure, if AC = BD, then prove that AB = CD.
Q.5: Does Euclid’s fifth postulate imply the existence of parallel lines? Explain.
Q.6: It is known that x + y = 10 and that x = z. Show that z + y = 10.
Note : Explaination needed
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