Question

PLEASE HELP GEOMETRY

in the diagram, ∠ABC is a right angle. ∠DBC = 30°27'40". Find the measure of ∠ABD.

Answer 1

Answer: (A) 59° 32' 20"

Explanation:

90° - 30°27'40"

Borrow a degree from 90° to create 60 minutes.

Then borrow a minute from 60 minutes to create 60 seconds.

90° = 89° 59' 60"

- 30° 27' 40"

= 59° 32' 20"