Question

Which of the statement is false?
a) Radius of circle is always right angle to the tangent at point of contact.
b) The largest chord of circle is diameter.
c) The angle on a semi circle is right angle.
d) The opposite angle of con-cyclic quadrilateral are equal.

Answer 1

Step-by-step explanation:

a:true .

b:true

c:true

d:

Answer 2

Answer:

a) True

b) True

c) True

d) False

Step-by-step explanation:

a) it is true because of first theorem

b) you can make one circle and try to draw different chords and you will see that the longest chord is the diameter

c) it is also prooved by second theorem of circle chapter

d) because the sum of opposite angles of concyclic circle is supplement.