Dairon needs 20 pieces of string 3/8 inch in length. he cut a 4 7/8 inch pieces that are 3/8 of an inch long each. how many more pieces of string does he need?

step-by-step explanation:

use pothagarean therom

a^2+b^2=c^2 so first ac

acm is a right triangle because c= 90°

and am (the hypotenuse or c) =16+9 =25

but there is not enough info we need another angle or side length

5

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55