At darias school 3/8 of the students are left handed. if there are 320 students, how many students are left handed

Me ! write an equation for the interior angles of this triangle that uses the triangle sum theorem

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

1. ∠1 is complementary to ∠2 and ∠3 is complementary to ∠2. subtraction property of equality 2. m∠1 + m∠2 = 90 and m∠3 + m∠2 = 90 substitution 3. m∠1 + m∠2 = m∠3 + m∠2 definition of complementary 4. m∠1 = m∠3 given