Angle4 and Angle5 are complements, and Angle1 and Angle5 are complements. 3 lines intersect and form 6 angles. Counter-clockwise, from top left, the angles are 1, 2, 3, 4, 5, right angle.
By the congruent complements theorem, which angle is congruent to Angle4?

Angle1
Angle2
Angle3
Angle5

Dr. cooper just started an experiment. he will collect data for 8 days. how many hours is this

Aplane is taking off from bangladesh headed to new york city. at the same time, a plane from new york city is headed to bangladesh is also taking off. the plane bound to new york city is traveling at 600 mph, while the plane traveling to bangladesh is traveling at 400 mph. how far from new york city will the two planes meet if the distance between new york city and bangladesh is 8,000 miles?

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s?