Which pairs of triangles appear to be congruent? Check all that apply.
1
2
3
4
A. Triangles 1 and 4
B. Triangles 1 and 2
C. Triangles 1 and 3
D. Triangles 2 and 4
O E. Triangles 3 and 4
F. Triangles 2 and 3
Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?