The sum of the measures of two angles of a triangle is 
the measure of the third angle. The measure of the second angle is 
than the measure of the third angle. Find the measures of the three angles.
A. The first angle is 
, the second angle is 
, and the third angle is 
.
B. The first angle is 
, the second angle is 
, and the third angle is 
.
C. The first angle is 
, the second angle is 
, and the third angle is 
.
D. The first angle is 
, the second angle is 
, and the third angle is 
.
E. The first angle is 
, the second angle is 
, and the third angle is 
.
Answer: D
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Provide an appropriate response.Using the law of sines, find b if a = 27, A = 55° and B = 72° in triangle ABC. Round to four significant digits.
A. 23.26 B. 31.35 C. 0.5271 D. 34.66
Write the shaded area in the figure as a mixed number.
A. 
B. 
C. 
D. 
A formula is given along with the values of all but one of the variables in the formula. Find the value of the variable not given.A = 
(b + B)h; A = 60, b = 10, B = 14
A. 36 B. 140 C. 12 D. 5
Simplify.
A. 
B. 
C. 
D. 