## DESCRIPTION
##   Distance from a Point to a Plane
## ENDDESCRIPTION

## Tagged by nhamblet

## DBsubject('Calculus')
## DBchapter('Vectors and the Geometry of Space')
## DBsection('Three-Dimensional Coordinate Systems')
## Date('6/3/2002')
## TitleText1('Calculus: Early Transcendentals')
## AuthorText1('Stewart')
## EditionText1('6')
## Section1('12.1')
## Problem1('66')
## TitleText2('Calculus: Early Transcendentals')
## AuthorText2('Rogawski')
## EditionText2('1')
## Section2('12.5')
## Problem2('66')
## KEYWORDS('Distance', 'Point', 'Plane','vector')

DOCUMENT();

loadMacros(
"PG.pl",
"PGbasicmacros.pl",
"PGchoicemacros.pl",
"PGanswermacros.pl",
"PGauxiliaryFunctions.pl"
);

TEXT(beginproblem());
$showPartialCorrectAnswers = 0;

$a = random(0, 10);
$b = random(1, 10);
$c = random(-10, 10);
$ans = $b;

BEGIN_TEXT;
$PAR
What is the distance from the point ($a, $b, $c) to the xz-plane?
$BR
Distance = \{ ans_rule() \}
$BR
END_TEXT
ANS(num_cmp($ans));

ENDDOCUMENT();