Calculate the size of 
, the third angle in each triangle, and classify the triangle as acute, obtuse, or right.
A. 
B. 
C. 
D. 
E. 
Answer: E
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Write a stub for the following function prototype:
``` double root( double a, double b, double c, int i); // Precondition: a != 0 and a, b, c are coefficients of // a quadratic equation a*x*x + b*x + c = 0 The value // of i is either +1 or -1 to choose which root. // Postcondition: return value, x, satisfies the // equation a*x*x + b*x + c = 0 ```
The space between text and the left, right, top, and bottom of the paper in Word is called the header and footer
Indicate whether the statement is true or false
Which two parts are commonly input devices? (Select two.)
A) Mouse B) Hard drive C) Display D) Motherboard E) Keyboard
What benefits and costs are used to compute return-on-investment (ROI)?
What will be an ideal response?