# algebra

1. use the formula for the area of a trapezoid A=h ( b1+b2/2 ) where A is area, b1 and b2 are the length of the bases and h is the height, to answer the question. how many square feet of grass are there on a trapezoid field with a height of 75 ft based of 125 ft and 81 ft ?

a. 725 ft^2 **
b. 1025 ft^2
c. 7725 ft^2
d. 15,450 ft^2

2. order the following numbers from least to greatest; 2/5 , 0.7 , 9/2 , root 16

a. 0.7 , 9/2 , 2/5 , root 16
b. 2/5 , 0.7 , 9/2 , root 16
c. 0.7 , 2/5 , 9/2 , root 16 **
d. 2/5 , 0.7 , root 16 , 9/2

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1. 1. (a) is off by a factor of about 10. Better check again how you did it.
2.
2/4 = 0.4
9/2 = 4.5
Care to try again?

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2. can you explain to me how to do this i don’t understand

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3. Follow the directions in the first one.

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