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Anonymous Anonymous
  • 02-03-2016
  • English
Answered

A section in a Stainglass window is shaped like a trapezoid the top is I was 4 cm in the bottom base is 2.5 cm long if the area of the section of the glass is 3.9 square cm how tall is the section

Verified Answer :

SmarticalParticals
SmarticalParticals SmarticalParticals
  • 02-03-2016

A = 1/2 h (base 1 + base 2)
3.9 = 1/2 h (4 + 2.5)
3.9 = 1/2 h (6.5)
3.9 × 2 = 1/2 h (6.5) × 2
7.8 = 6.5h
7.8/6.5 = h
1.2 = h

Height = 1.2 cm

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