ALEKS Math Placement Exam Prep (Latest 2023/ 2024 Update) Questions and Verified Answers| 100% Correct| Grade A

ALEKS Math Placement Exam Prep (Latest 2023/ 2024 Update) Questions and Verified Answers| 100% Correct| Grade A

ALEKS Math Placement Exam Prep (Latest
2023/ 2024 Update) Questions and Verified
Answers| 100% Correct| Grade A
Q: regular polygon
Answer:
all sides and angles are equal
Q: pentagon
Answer:
5
Q: hexagon
Answer:
6
Q: heptagon
Answer:
7
Q: quadrilateral
Answer:
four sided polygon

Q: trapezoid
Answer:
one pair of parallel sides
Q: parallelogram
Answer:
two pairs of parallel sides
Q: rhombus
Answer:
A parallelogram with four congruent sides
Q: rectangle
Answer:
A parallelogram with four right angles
Q: square
Answer:
A parallelogram with four congruent sides and four right angles
Q: central angle
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parallelograms
a quadrilateral with BOTH pairs of opposite sides parallel

trapezoid
A quadrilateral with exactly ONE pair of parallel sides

trapeziums
a quadrilateral with NO parallel sides

rectangle
A parallelogram with four right angles

square
A parallelogram with four congruent sides and four right angles.

rhombus
A parallelogram with four congruent sides

line
a straight path that extends without end in opposite directions

line segment
part of a line with two endpoints

ray
A part of a line, with one endpoint, that continues without end in one direction

acute angle
an angle that measures less than 90 degrees

obtuse angle
An angle that measures more than 90 degrees but less than 180 degrees

right angle
an angle that measures 90 degrees

right triangle
a triangle with one right angle

obtuse triangle
a triangle with one obtuse angle

acute triangle
A triangle with 3 acute angles

Associative Property of Multiplication
(ab)c=a(bc)

Associative Property of Addition
(a + b) + c = a + (b + c)

Identity Property of Multiplication
a x 1 = a

Identity Property of Addition
a+0=a

Commutative Property of Multiplication
ab=ba

Commutative Property of Addition
a+b=b+a

area
The number of square units required to cover a surface.

length
Distance between two points

centimeter
one hundredth of a meter

decimeter
one tenth of a meter

millimeter
one thousandth of a meter

century
a period of 100 years

decade
a period of ten years

circumference
The distance around a circle

perimeter
the sum of the lengths of the sides of a polygon

prime number
A whole number that has exactly two factors, 1 and itself.

composite number
A number with more than two factors

compatible numbers
numbers that are easy to compute mentally

congruent
Having the same size and shape

similar figures
Figures that have the same shape but not necessarily the same size

denominator
The bottom number in a fraction

numerator
the top number in a fraction

diameter
A straight line passing from side to side through the center of a circle or sphere.

radius
A straight line from the center to the circumference of a circle or sphere.

dividend
the number that is being divided

divisor
the number that divides the dividend

quotient
the answer to a division problem

sum
the answer to an addition problem

difference
the answer to a subtraction problem

product
the answer to a multiplication problem

factor
a number that is multiplied by another number to find a product

greatest common factor
The largest factor that two or more numbers have in common.

least common multiple
The smallest multiple (other than zero) that two or more numbers have in common.

parallel lines
lines in the same plane that never intersect

intersecting lines
lines that cross at one point

mean
the arithmetic average of a distribution, obtained by adding the scores and then dividing by the number of scores

mode
the most frequently occurring score(s) in a distribution

median
the middle score in a distribution; half the scores are above it and half are below it

oblique line
a line that is neither horizontal nor vertical

plane
A flat surface on which a straight line joining any two points would wholly lie.

polygon
A closed figure formed by three or more line segments

squared number
A number multiplied by itself

square root
one of two equal factors of a number

reciprocals
two numbers whose product is 1

ratio
A comparison of two quantities by division

scalene triangle
a triangle with no congruent sides

isosceles triangle
a triangle with at least two congruent sides

equilateral triangle
A triangle with three congruent sides

vertex
The common endpoint of an angle

volume
Amount of space occupied by an object