Find the area of the triangle.
A. 1610 in.2
B. 805 in.2
C. 1173 in.2
D. 1058 in.2
Answer: B
Mathematics
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Is the function graphed below one-to-one?
A. Yes B. No
Mathematics
Evaluate the expression for the given values of the variables, if possible.9y
y = -4
A. -360 B. -45 C. -136 D. -36
Mathematics
Identify the independent variable and the dependent variable.Let r be the rate (in gallons per hour) at which water is added to a tank, and let t be the number of hours it takes to fill the tank.
A. independent: t; dependent, r B. independent: r; dependent, t
Mathematics
Encode or decode the given message, as requested, numbering the letters of the alphabet 1 through 26 in their usual order.Use the coding matrix A = 
and its inverse A-1 = 
to decode the cryptogram 
.
A. ARMS B. ALAS C. ABLE D. ACTS
Mathematics