Exercise 16 B composite mathematics grade 8 . Question 1 find the area of the polygon
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Answer:
69cm²
Step-by-step explanation:
Area of triangle AED = 1/2 × b × h
= 1/2 × 6 × 8
= 24cm²
Area of trapeium BCDE = 1/2 ×( b1 + b2 ) × h
= 1/2 × (12+6) × 5
= 1/2 × 18 × 5
= 45cm²
Area of polgon = 24cm² + 45cm² = 69cm²
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