According to the Pythagorean Theorem, the length of the hypotenuse of a right triangle is 
where c is the length of the hypotenuse and a and b are the lengths of the legs. the equation 
can also be used to find the diagonal of a square or a rectangle. Find the missing length, x, and simplify the result.
A. x = 
B. x = 
C. x = 36
D. x = 6
Answer: D
Mathematics
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Evaluate the expression for the given values of the variables.x + yz for x = 
, y = 
, z = 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.An express train and a local train both leave Gray's Lake at 3 P.M. and head for Chicago 50 miles away. The express travels twice as fast as the local and arrives 1 hour ahead of the local. Find the speed of each train.
A. Express: 25 mph; local: 12.5 mph B. Express: 60 mph; local: 30 mph C. Express: 50 mph; local: 25 mph D. Cannot be determined without more information
Mathematics
Determine whether the given number is a zero of the polynomial function.P(x) = -6x3 + x2 - 9x + 9; -2
A. No B. Yes
Mathematics
Multiply.
A. 
B. 
C. 
D. 
Mathematics