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• which of the following did samuel morse invent or improve? the light bulb the airplane the telegraph the telephone
  
• a cone is stacked on top of a cylinder. they both share a circular base. the total height of the composite figure is 25. the height of the cylinder is 13 and the radius is 5. which expression represents the volume, in cubic units, of the composite figure? pi(52)(13) – one-third pi (52)(12) pi(52)(13) – one-third pi (52)(25) pi(52)(13) + one-third pi (52)(12) pi(52)(13) + one-third pi (52)(25)
  
• after the french and indian war, tension between britain and the colonies grew due to increased taxation of the colonists because of the war. lessened because colonial life had become more peaceful. lessened because colonists had new land on which to settle. grew due to increased colonial dependence on britain.
  
• what reasons does warren provide in this passage to support the claim? select three options. the policy of segregation increases a sense of inferiority because it is a law. racially integrated schools would have little impact on educational equality. racially segregated schools take away educational benefits from black people. the policy of segregation makes black children feel inferior. the policy of segregation has a negative effect on the education of white children.
  
• what strategy was on display when president obama visited several college campuses urging students to pressure lawmakers not to increase interest rates on student loans?
  
• which statements about carbon-14 dating are true? check all that apply. carbon-14 decays into nitrogen-14. carbon-14 has a longer half-life than potassium-40. once a living thing dies, it no longer takes in carbon. carbon-14 dating is used to date very old volcanic rock. carbon-14 dating works for fossils as old as 50,000 years.
  
• which is the factorization of 8x2 + 13x – 6? (8x – 3)(x + 2) (x – 6)(8x + 1) (2x – 2)(4x + 3) (4x – 1)(2x + 6)
  
• which muslim empire was responsible for capturing constantinople and the byzantine empire in 1453
  
• in a short paragraph, describe how the united states is taking a multilateral approach to foreign policy in syria.
  
• examine the diagram. parallel lines c and d are cut by transversals e and f. at the intersection of lines c, e, and f, clockwise from top left, the angles are 4, 5, 6, blank, 3, blank. at the intersection of lines d and f, the angles are blank, 1, blank, blank, at the intersection of lines e and d, the angles are 2, blank, blank, blank. use the diagram to complete these statements. if m∠6 = 50°, then m∠ = 50°. if m∠5 = 70°, then m∠ = 70°. what is the measure of ∠2? m∠2 = °