Question

GIVING 30 PONTS!! PLEASE ANSWER ALL 4!! NO LINKS

Answer 1

See below

Explanation:

The measure of all the arcs can be obtained by using 'Central angle and its corresponding arc theorem'.

1. The measure of arc AD is
`\boxed {105}\degree`

2. The measure of arc ABC is
`\boxed {205}\degree`

3. The measure of arc ADB is
`\boxed {190}\degree`

4. The measure of arc BD is
`\boxed {85}\degree`