Slide 1

Bell Work: Marsha swam 400 meters in 6 minutes and 12 seconds. Convert that time to minutes.

Slide 2

Answer: 6.2 minutes

Slide 3

Slide 4

Intersecting lines form pairs of adjacent angles and pairs of opposite angles.

Slide 5

Adjacent Angles*: share a common vertex and a common side but do not overlap.

Slide 6

Opposite Angles*: are formed by two intersecting lines and share the same vertex but do not share a side.

Slide 7

Opposite angles are also called vertical angles. Vertical angles are congruent.

Slide 8

Adjacent Angles:Opposite Angles: