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17. If the height of the triangle measures 5cm and the base measures 280 cm, what is the area of the triangle?
A. 234 cm² B. 700 cm² C. 70 cm² D. 7 cm²​


Sagot :

Solution:

  • A= 1/2 bh
  • A= 1/2 (5cm x 280cm)
  • A= 1/2×1,400cm
  • A= 700 cm²

Answer:

  • B. 700 cm²