Provide an appropriate response.Using Heron's formula, find the area of the triangle as shown. Round the answer to four significant digits. 
A. 65.73 cm2
B. 42.42 cm2
C. 78.14 cm2
D. 101.8 cm2
Answer: A
Mathematics
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The data table has been generated by a linear, quadratic, or cubic function f. All zeros of f are real numbers located in the interval 
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A. 1 B. 2 C. 3 D. 4
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Use a graphing calculator to solve the system.4x + y = 16 x + 3y = -7
A. {(5, -4)} B. {(5, 4)} C. {(3, 4)} D. {(-5, -4)}
Mathematics
Write the fraction that is represented by the given shading.
A. 
B. 
C. 
D. 
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Solve the problem by estimating.Nicole can buy a motorbike for $2039 or a car for $9563. Round each price to the nearest hundred to estimate the difference in the prices of the two vehicles.
A. $7524 B. $8000 C. $7500 D. $7600
Mathematics