Answer:
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Step-by-step explanation:

Use the distributive property to multiply each term of the first binomial by each term of the second binomial.
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Collect like terms
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The area is equal to 230 CM.
area for rectangle :
area = width times length
area = 7 x 20 = 140CM
area for triangle:
area = 1/2 times base times height
area = 1/2 x 20 x 9 = 90CM
ADD:
140+90 = 230 CM
Answer:
5/4,2.5,3.7,4.75,5.5,6,28,29
Step-by-step explanation: