Find the area of the figure. Use 3.14 for ?. Round your answer to the nearest tenth.
A. 46.7 in.2
B. 36.9 in.2
C. Not enough data
D. 30.5 in.2
Answer: B
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Solve. Round to the nearest hundredth, if necessary.According to Ohm's law, the electric current I, in amperes, in a circuit varies directly as the voltage V. When 17 volts are applied, the current is 4 amperes. What is the current when 21 volts are applied?
A. 4.94 amperes B. 42 amperes C. 4.25 amperes D. 89.25 amperes
Use the distributive property to multiply. Then, if possible, simplify the resulting expression.4(a + b)
A. 4ab B. 8ab C. 4a + 4b D. 4a + b
Alan, Boris, Cali, and Doris are dividing a cake among themselves using the divider-chooser method. The cake is divided into four slices s1, s2, s3, and s4.To Alan, the value of s1 and s2 are each worth twice that of s3. If Alan values s4 as 40% of the cake, what would be his declaration?
A. {s1, s2} B. {s1, s2, s4} C. {s1, s2, s3, s4} D. {s4} E. none of these
Round to the place value indicated.4,455 to the nearest thousand
A. 5,000 B. 4,000 C. 3,900 D. 4,100