Allen made sails for a model boat. He cut along the diagonal of a rectangular piece of cloth to make two sails, as shown below,
What is the area, in square feet, of one sail?
I
74
21/21

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step-by-step explanation:

i hope this : )

step-by-step explanation:

ok so im not 100% sure but you would start by adding 5.1t and 1.9t beacuse they have the same variable. that is 7t.   then add -3.6 + 1.2 which is -2.4

so then keep that as -2.4 + 7t. i apologize if this is incorrect. best luck on your test < 3

the answer is 99.