find the area of a triangle with a base of 20 cm and a height of 30 cm
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PLZ FOLLOW ON I N S T A = niral161
Step-by-step explanation:
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→ (AB)² + (BC)² = (AC)²
→ (20)² + (30)² = (AC)²
→ 400 + 900 = (AC)²
→ 1300 = (AC)²
→ AC = √1300
→ AC = 10√13 cm
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