Identify any bridges in the graph or say there are none.
A. EI and FH
B. AE, AB, and AC
C. None
D. BI, EI, and FH
Answer: D
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Graph the linear inequality.x ? -1
A. 
B. 
C. 
D. 
Solve.A carpenter wants to make a semicircular deck by cutting four equal pieces of wood as shown. Measure the angle of one of the pieces. Describe another way to determine the angle measure without using a protractor.
A. 90°; Since two of the pieces form a right angle, one of the pieces measures 1/2(180°), or 90°. B. 40°; Since two of the pieces form a right angle, one of the pieces measures 1/2(80°), or 40°. C. 45°; Since two of the pieces form a right angle, one of the pieces measures 1/2(90°), or 45°. D. 60°; Since two of the pieces form a right angle, one of the pieces measures 1/2(120°), or 60°.
Express the number in decimal notation.8.1 × 105
A. 81,000 B. 8,100,000 C. 405 D. 810,000
Sketch the surface z = f(x,y).f(x, y) = 4x2 + 4y2 + 2
A. 
B. 
C. 
D. 