Law of Sines — Quiz Answers

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What is the approximate value of k ? Use the law of sines to find the answer.

A
3 point 8 units
B
5 point 1 units
C
2 point 9 units
D
6 point 2 units
3

What is the best approximation of the value of w ?

A
4 point 0 centimeters
B
7 point 3 centimeters
C
6 point 0 centimeters
D
1 point 4 centimeters
4

What is the value of z , rounded to the nearest tenth? Use the law of sines to find the answer.

A
5 point 3 units
B
2 point 7 units
C
3 point 2 units
D
4 point 5 units
6

Which equation is true for triangle QRS ?

A
sine of open paren 100 degrees close paren over 3 point 5 is equal to sine of cap s over 2 point 4
B
sine of open paren 100 degrees close paren over 3 point 5 is equal to sine of cap q over 2 point 4
C
sine of open paren 100 degrees close paren over 2 point 4 is equal to sine of cap s over 3 point 5
D
sine of open paren 100 degrees close paren over 2 point 4 is equal to sine of cap q over 3 point 5
9

Which equation is true for triangle QRS ?

A
sine of open paren 100 degrees close paren over 2 point 4 is equal to sine of cap q over 3 point 5
B
sine of open paren 100 degrees close paren over 3 point 5 is equal to sine of cap s over 2 point 4
C
sine of open paren 100 degrees close paren over 3 point 5 is equal to sine of cap q over 2 point 4
D
sine of open paren 100 degrees close paren over 2 point 4 is equal to sine of cap s over 3 point 5
10

Which expression represents the length of line segment BC ?

A
the fraction with numerator sine of open paren 38 degrees close paren and denominator 3 times sine times open paren 66 degrees close paren
B
the fraction with numerator sine of open paren 66 degrees close paren and denominator 3 times sine times open paren 38 degrees close paren
C
the fraction with numerator 3 times sine times open paren 66 degrees close paren and denominator sine of open paren 38 degrees close paren
D
the fraction with numerator 3 times sine times open paren 38 degrees close paren and denominator sine of open paren 66 degrees close paren

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