What theorem or postulate
can be used to justify that two triangles are congruent

How did support for the allies change following roosevelt’s reelection in 1940?

This was an order issued during the civil war by president lincoln ending slavery in the confederate states

Marine exptoration of oil uses seismic waves to locate oil in the seabed. what is a negative impact from seismic waves on the aquatic ecosystem of the ocean? a.seismic waves kill microoganisms b.seismic waves disrupts the sand and causes seafloor erosion c.seismic waves have virtually no adverse affects on marine life d.seismic waves damage the sonar that dolphins and whales use to orient themselves underwater