Triangles ABC and DEF have the following characteristics: ∠B and ∠E are right angles

∠A ≅ ∠D

BC ≅ EF

Which congruence theorem can be used to prove △ABC ≅ △DEF?

AAS
ASA
HL
SAS

Match the order of the levels of organization in nature with the correct description. example: atoms are fundamental units of matter= level 1levels- 2,3,4,5,6,7,8.now what levels are these? population consists of organismscells consist of moleculesecosystems consist of communities interacting with there environmentmolecules consist of atomsthe biosphere consist of all ecosystems on earthcommunities consists of populationorganisms consist of cells