Question

Angle ADB is adjacent to angle BDC. Which of the following is a true statement about the angles?

Answer 1

We need x first

`\\ \rm{:}\dashrightarrow 2x+3x-6=74`

`\\ \rm{:}\dashrightarrow 5x-6=74`

`\\ \rm{:}\dashrightarrow 5x=80`

`\\ \rm{:}\dashrightarrow x=16`

• <ADB=32°
• <BDC=42°