Question

Angle subtended by diameter of a a semicircle

Answer 1

Answer:

Answer:

90°

Step-by-step explanation:

As Angle subtended at centre is twice the angle subtended at any point on circle's circumference

So as the angle formed by diameter is 180°, angle will be 180÷2=90°

Hope this helps you !!

Answer 2

Answer:

180° angle on centre

90 ° angle on tangent