Mathematics, 10.11.2020 21:00, jyworthy

PLS HELP In the sign, m∠3 = (3y + 7)°, m∠4 = (5y + 5)°, and y = 21. Show that the sign posts are parallel.

PLS HELP In the sign, m∠3 = (3y + 7)°, m∠4 = (5y + 5)°, and y = 21. Show

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PLS HELP In the sign, m∠3 = (3y + 7)°, m∠4 = (5y + 5)°, and y = 21. Show that the sign posts are par...