Answer:1/3
Step-by-step explanation:
gradient equals
=
=
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Answer:
6) 102
7) 58
NOTE: Supplementary add to 180° and Complementary add to 90°
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Substitution method can be applied in four steps
Step 1:
Solve one of the equations for either <span>x = </span>or y = .
Step 2:
Substitute the solution from step 1 into the other equation.
Step 3:
Solve this new equation.
Step 4:
Solve for the second variable.
hope this helps you!
It is A, 60° because 180° (degree of the whole triangle) divided by the three angles is 60.
