Which pairs of angles in the figure below are vertical angles?

Check all that apply.

3-12. write each answer with a reasonable number of figures. find the absolute uncertainty and percent relative uncertainty for each answer. (a) [12.41 (±0.09) + 4.16 (±0.01)] x 7.068 2 (±0.000 4) =? (b) [3.26 (±0.10) x 8.47 (±0.05)] - 0.18 (±0.06) =? (c) 6.843 (±0.008) x 104 + [2.09 (±0.04)- 1.63 (±0.01)] =?

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.