Question

Also find the semi-perimeter of the triangle.
If a line intersects two concentric circles with centre O at P,Q, R and S. Prove that PQ = RS.
o
S
R
P​

Answer 1

Answer:

Acceleration is the rate of change of velocity. Usually, acceleration means the speed is changing, but not always. When an object moves in a circular path at a constant speed, it is still accelerating, because the direction of its velocity is changing.

Step-by-step explanation:

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