Solve.An equilateral triangle has a side length of 2.4 yd. Find its perimeter.
A. 9.6 yd
B. 7.2 yd
C. 4.8 yd
D. not enough information given
Answer: B
Mathematics
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Give a geometric description of the set of points whose coordinates satisfy the given conditions. x2 + y2 + z2 > 9
A. All points outside the cylinder with radius 3 B. All points on the surface of the cylinder with radius 3 C. All points outside the sphere of radius 3 D. All points in space
Mathematics
Write the fraction as a decimal.
A. 0.979 B. 97.9 C. 9.79 D. 0.0979
Mathematics
Solve the problem.A traveling salesperson averaged 42 miles per hour on a 232 mile trip. How many hours were spent on the trip?
A. 5.52 hours B. 0.18 hours C. 2.76 hours D. 190 hours
Mathematics
Divide and simplify.
A. - 
B. - 
C. - 
D. - 
Mathematics