Analytic Geometry EOC Review (mixed)

Which transformation will result in being similar to the original figure but has a larger area?

• Dilation with scale factor of 2
• Dilation with scale factor of 1
• Dilation with scale factor of .5
• Translation 

Which information is needed to show that a parallelogram is a rectangle?

• Diagonals are perpendicular
• Diagonals are congruent
• Diagonals are perpendicular and congruent
• Diagonals bisect each other

In right triangle ABC, angles A and B are complementary. Value of cos A is 0.62. What is sin B? 

• 0.62
• .
  .01
• 38
• 52

In right triangle HJK, <J is right < and tan <H=1. Which statement about triangle HJK is true?

• sin <H = 1/2 
• sin <H = 1
• sin <H = cos <H
• sin <H = 1/cos <H

What is the volume of a cylinder with a Diameter of 4 in. and a height of 9 in.?

• 452 in³
• 113 in³
• 144 in³
• 36 in³

Which expression is equivalent to √45 - √125 ?

• 2√5
• -2√5
• -80
• √80

Which expression is equivalent to √27 / √25 ?

• (3√3)/5
• 5/(3√3)
• 3√3
• (5√3)/9

Which expression has a value that is a rational number?

• √5 + 0
• √5 + √4
• √9 + √36
• 3(√2 + √7)

Which statement is true about the value of (√4 + 5) ∙ √4 ?

• Irrational because product of two rationals is irrational.
• Rational because the products of two rationals is rational.
• Irrational because the product of a rational and irrational is irrational.
• Rational because the product of two irrationals is rational.

Let  X be nonzero rational # &  Y  be an irrational #.  Which of these MUST be rational number?

• X + X
• X + Y
• Y + Y 
• Y + 0