Angle A is circumscribed about circle O what is the length of AB

Step-by-step explanation:

The trigonometric equations associated with the figure are, respectively:

The components with the unknown angle are cleared and used in the fundamental trigonometric relation:

The following second-order polynomial is presented below:

Roots of the polynomial are described hereafter:

and

Only the first root is reasonable, as length is a positive variable. The length is .

a revenue

step-by-step explanation:

a.) revenue   - income from selling goods and services

b.) assets - property owned by a person or company

c.) money - something traded for goods and services

d.) accounting- keeping of financial records