Answer:
638
Step-by-step explanation:
its 638, not 639 because its above 638.5
Answer:
m<1 = 39°
m<3 = 180-90-39= 51°
Step-by-step explanation:
Lines AC and DB are diagonals and always meet at right angles.
Kites have two sets of equivalent adjacent sides and one set up of congruent opposite angles.
Answer:
4.60<9
Step-by-step explanation: