Angles
When two lines form an angle that measures less than 90 degrees
Acute Angle
What are two formulas that can help us find the perimeter of a rectangle?
P=L+W+L+W
P=(2L) + (2W)
A polygon with 4 equal sides and no right angles.
Rhombus
parallel lines
What is the formula that can help us find the area of a rectangle?
A=LxW
Two lines that form an angle who's measurement is equal to 180 degrees
A straight angle
What is the area of a rectangle with dimensions 15 inches by 24 inches?
360 inches squared
A polygon with 3 sides that are all different lengths and 1 right angle.
Scalene right triangle
Two lines that intersect at a right angle
Perpendicular lines
What is the perimeter of a 4 sides polygon that has all sides equal to 32 centimeters?
P=128 cm
Two lines that form an angle of exactly 0 degrees
zero angle
What is the perimeter of a rectangle with dimensions 23 inches by 18 inches?
82 inches
A 3 sided polygon with only 2 equal length sides.
Isosceles triangle
A square has 2 sets ________ sides and 2 sets _______ sides.
Parallel and Perpendicular
Toby is building a fence around his garden. The garden has 4 equal sides and one side measures 8 feet. How much fencing, in feet, does he need to go around his whole fence?
32 feet of fence
Two lines that form an angle that measures greater than 90 degrees
The area of a square rug equals 81 square feet. What is the measure of one side of the rug?
9 feet
A polygon that has 6 sides.
Hexagon
Two lines that intersect but NOT at a 90 degree angle.
Intersecting lines
The area of a rectangle is 48. What are its possible dimensions?
L=8 W=6 L=12 W=4 L=24 W=2
L=48 W=1
Two lines that form an angle that measures exactly 90 degrees
right angles
An architect is uses the following equation: (2 x 14) + (2 x 10).
Is he trying to find perimeter or area? Solve the equation!
Perimeter = 48 units
A polygon with only one set of parallel sides that is also a quadrilateral.
trapezoid
What is the name of the lines that intersect on a rectangle?
perpendicular lines
The perimeter of a rectangle is 82 units. What are its possible dimensions?
Any dimensions where W is the same and L is the same. All sides must add up to 82 units.