Solve the problem.Find the perimeter of a triangle whose sides are 3x mm, 5x mm, and x mm. x mm
A. 8x mm
B. 9 mm
C. 8 mm
D. 9x mm
Answer: D
Mathematics
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Multiply or divide as indicated.
÷ 
A. 
B. x + y
C. 
D. x - y
Mathematics
Solve the problem.An object is dropped from 15 ft above the surface of the moon. How long will it take the object to hit the surface of the moon if the acceleration due to gravity is 
A. 5.77 sec B. 1.44 sec C. 1.70 sec D. 2.40 sec
Mathematics
Determine whether the two pairs of numbers are proportional.60, 18 and 110, 27
A. Yes B. No
Mathematics
Verify the identity.(tan x + 1)2 + (tan x - 1)2 = 2 sec2 x
What will be an ideal response?
Mathematics