Question
Triangle YZA and triangle BZA share the same base ZA. The height of the triangle YZA is 4 times the height of Triangle BZA. Given that BC is 4 cm and ZA is 16 cm, find the area of the shaded part.
4 m

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Triangle YZA and triangle BZA share the same base ZA. The height of the triangle YZA is 4 times the height of Triangle BZA. Given that BC is 4 cm and ZA is 16 cm, find the area of the shaded part.