The information below refers to triangle ABC.
?
?
Apply the rules regarding the use of significant digits after all computations are complete.
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Find A, b, and c.
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__________°
?
__________ cm
?
__________ cm
What will be an ideal response?
139.8; 125; 219
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Solve the problem.A loaf of bread is removed from an oven at 
and cooled in a room whose temperature is 
. If the bread cools to 
in 20 minutes, how much longer will it take the bread to cool to 
A. 11 min B. 30 min C. 10 min D. 21 min
Estimate the present value of an annuity if payments are $1,200 monthly for 11 years and the account earns interest at the rate of 10% per year compounded continuously. Please round the answer to the nearest dollar. ? $__________
Fill in the blank(s) with the appropriate word(s).
Complex numbers are used in electronics to describe the current in an electric circuit. Ohm's law relates the current in a circuit, I, in amperes, the voltage of the circuit, E, in volts, and the resistance of the circuit, R, in ohms, by the formula 
Solve the problem using this formula.Find E, the voltage of a circuit, if I = (8 + 3i) amperes and R = (5 + 3i) ohms.
A. (31 - 39i) volts B. (39 + 31i) volts C. (39 - 31i) volts D. (31 + 39i) volts
Identify a fraction or mixed number that represents the shaded part of the figure.
A. 
B. 
C. 
D. 