Question

In the figure, line TA is tangent at point T
LPAT = 30 and PA = 7.8 cm; then find PT and TA

Answer 1

Answer:

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Tangent to a Circle

In the figure, PT is a tang...

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Asked on December 30, 2019 by

Vanshika Shahi

In the figure, PT is a tangent to the circle with centre O. If PT=30 cm and diameter of the circle is 32 cm, then the length of line segment OP will be

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ANSWER

Given PT=30cm

OT is the radius of a cicle

therefore OT will be half of given diameter

OT = 16cm

∠OTP = 90

∘

(tangent is perpendicular to radius at point of contact)

now apply pythoguras theorem to

OP

2

=OT

2

+TP

2

OP

2

=16

2

+30

2

OP=

1156

OP=34

Answer 2

Answer:

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