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Parallelogram calculations

Parallelogram Calculations class=

Sagot :

#1

Area

  • Length×Breadth
  • 5(2.5)
  • 12.5mi²

#2

Area

  • 1/2BH
  • 1/2(16)(5)
  • 8(5)
  • 40ft²

#3

Area

  • BH
  • 24(6)
  • 144cm²

#4

Area

  • BH
  • 7(4)
  • 28m²

Answer:

Part (b)

Formula:    Area of a rectangle = width × length

Substitution:    Area = 2.5 mi × 5 mi

Answer:    Area = 12.5 mi²

Part (c)

Formula:   Area of a triangle = 1/2 × base × height

Substitution:   Area = 1/2 × (12 ft + 4 ft) × 5 ft

Answer:   Area = 40 ft²

Part (e)

Formula:  Area of a parallelogram = base × height

Substitution:   Area = 24 cm × 6 cm

Answer:   Area = 144 cm²

Part (f)

Formula:   Area of a parallelogram = base × height

Substitution:   Area = 7 m × 4 m

Answer:   Area = 28 m²