[7] Einstein publishes his special theory of relativity.
[9] He is awarded the Nobel Prize in Physics.
[11] Einstein writes a letter to U.S. President, Franklin D. Roosevelt, and warns against Germany’s building of an atomic bomb.
[2] Einstein attends a high school in Munich.
[3] Einstein’s family moves to Milan. [1] Einstein is born in the German city of Ulm.
[5] Einstein joins a university in Zurich, where he meets Mileva.
[12] Einstein dies. [8] He provides a new interpretation of gravity.
[4] Tired of the school’s regimentation, Einstein withdraws from school.
[6] He works in a patent office as a technical expert.
[10] When Hitler comes to power, Einstein leaves Germany for the United States.
(i) The kind of person the doctor is (money, possessions)
(ii) The kind of person he wants to be (appearance, ambition)
ABCD is a quadrilateral in which AD = BC and ∠ DAB = ∠ CBA (see Fig. 7.17). Prove that
(i) ∆ ABD ≅ ∆ BAC
(ii) BD = AC
(iii) ∠ ABD = ∠ BAC.
