Question

pls anyone solve the first one and the second one also

Answer 1

1) Yes AB and CD are at right angles.
2) Steps for construction:
a) Draw the given line segment AB of 3.9 cm.
b) Draw a ray from the point Q.
c) Take the compass (rounder) with the metal nip on point A and pencil nip on point B.
d) with the same compass, place the metal nip on point Q and draw a arc on the ray.
e) Again using the same compass, place the metal nip on the contact of arc with the ray and draw another arc on the ray opposite to point Q.
f) Mark the second arc and the contact of ray as P
g) PQ is the required line segment.



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