Each graph below shows a relationship between x and y. for each graph, determine whether x and y are proportional. if x and y are proportional, fill in the blank with a number in simplest form.

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Write each fraction as an equivalent fraction with a denominator of 120then write the original fractions in order from samllest to largest

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.

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