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Length - Pythagorean Theorem

For GMAT
Number of Total Problems: 12.
FOR PRINT ::: (Book)

Problem Num : 11
Type: Need an Idea
Section:Length 
Theme:None
Adjustment# : 30
Difficulty: 600 level

Category Pythagorean Theorem
Analysis What do u need to calculate the area of trapezoid?

Solution/Answer Area = 1/2 (b_1 + b_2 )h. What do we have? (1) RU is the b_2. so it's enough. (2) Using TU, we can figure out the base B_2 using Pythagorean Theorem.

Answer: D



Problem Num : 12
Type:
Section:Length 
Theme:None
Adjustment# : 31
Difficulty: 2

Category Pythagorean Theorem
Analysis

Solution/Answer

Answer: C



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