isabelsmhl isabelsmhl

03-02-2019
Mathematics

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PLEASE HELP GEOMETRY

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

PLEASE HELP GEOMETRY in the diagram ABC is a right angle DBC 302740 Find the measure of ABD class=

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tramserran tramserran

03-02-2019

Answer: (A) 59° 32' 20"

Step-by-step 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"

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