Special Parallelogram: RECTANGLE A Tectangle has all the properties of a parallelogram, plus four right angles and the diagonals are congruente Exercise 3 Prove that the diagonals of a rectangle are congruent. Label the rectangle GHIJ. Add small squares at the vertices to indicate right angles. Use a straight eage to draw diagonals GI and HJ. Given: GHIJ is a rectangle Prove: GI HJ

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.