Write an equivalent expression. Use an associative law.2 + (s + t)
A. (s + t) + 2
B. (2 + s) + t
C. 2 + (t + s)
D. 2(s + t)
Answer: B
Mathematics
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Divide and write answer in lowest terms.
÷ 
A. 
B. 30
C. 
D. 
Mathematics
Simplify the expression.
A. 
B. 
C. 
D. 
Mathematics
Determine the absolute value.
A. - 1
B. 
C. 5
D. 1
Mathematics
Find the missing parts of the triangle. Round to the nearest tenth when necessary or to the nearest minute as appropriate.C = 105.8°a = 4.7 kmb = 8.3 km
A. c = 10.6 km, A = 25.2°, B = 49° B. No triangle satisfies the given conditions. C. c = 13.5 km, A = 27.2°, B = 47° D. c = 16.4 km, A = 23.2°, B = 51°
Mathematics