Vanessa has 287 pennies. She has 178 fewer nickels than pennies. She has 100 fewer dimes than nickels. How many dimes does Vanes
2 answers:
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Answer:
PQ = 16
Step-by-step explanation:
Using the cosine ratio in the right triangle and the exact value
cos60° = , then
cos60° = =
=
=
( cross- multiply )
PQ = 8 × 2 = 16
Answer:
<h2>y = 31</h2>Step-by-step explanation:
We know: opposite angles in a parallelogram have the same measure.
Therefore we have the equation:
<em>subtract y from both sides</em>
We know: the sum of the angle measures in the triangle is 180°.
Therefore we have the equation:
<em>subtitute x = 87</em>
<em>subtract 149 from both sides</em>
