yesyy123 yesyy123
  • 24-03-2017
  • Mathematics
contestada

A triangle has an area of 45 square units. Its height is 10 units.

What is the length of its base?

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Respuesta :

lisee7 lisee7
  • 24-03-2017
Area = 1/2 bh
45= 1/2 b 10
45= 5b
Divide by 5
9=b
b=9
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Аноним Аноним
  • 24-03-2017
45=10x÷2 
45×2=10x
90=10x
9=x 
base is either 1,3,or 9
Answer Link

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