Pre-Algebra
Consider the following matrices: A -1 4 3 -2 B -3 2 -2 8 What is A + B? F. 2 2 -10 10 G. 2 -2 10 -10 H. -4 6 1 6 I. 4 -6 1 -6 J. 4 6 1 6
H. -4 6 1 6
A football field is 100 yards long and 30 yards wide. What is the area of the football field in square yards? F. 130 G. 150 H. 300 J. 1500 K. 3000
K. 3,000
x and y are real numbers. ai and bi are imaginary numbers. When does ai + x = bi + y ? A. When a = b B. When x = y C. When a = x and b = y D. When a = y and b = x E. When a = b and x = y
E. When a = b and x = y
| √4 - 12 | = ? F. -8 G. -10 H. 8 J. 10 K. 12
J. 10
In an isosceles triangle, the vertex angle is 36°. What is the measure of one of its base angles? A. 36° B. 45° C. 72° D. 144° E. Cannot be determined from the information provided.
C. 72°