Triangles
What degrees do all angles of a triangle add up to equal?
180 degrees
What is a polygon?
Any shape that is closed and only meets at the corners/vertexes.
How do you find the perimeter of a shape?
Add up all of the side lengths
How do you find the area of a shape?
Length x Width
How do you find the volume of a shape?
Length x Width x Height
A triangle with equal sides and angles
What is the difference between a regular and irregular polygon?
A regular polygon has all of the sides and angles the same
What is the perimeter of a square that has a side length of 6cm?
24 cm
What is the area of a rectangle with a length of 3 and width of 5?
15
What is the volume of a prism with a height of 5cm, length of 2cm, and width of 10cm?
100cm
What is the difference between a right, acute, and obtuse triangle?
Right: 90 degree angle Acute: One angle less than 90 Obtuse: One angle greater than 90
It does not have a vertex
What is the perimeter of our classroom if the length is 20 feet and the width is 10 feet?
200 feet
What is the area of a square with side length of 8 cm?
What is the volume of a cube that measures 3cm long?
27cm
If a triangle has angles of 80 and 40, what is the missing angle?
60 degrees
What type of polygon is a square?
Regular polygon
1 & 18, 2 & 9 or 3 & 6
If the area of a square is 36cm, how long is each side?
6cm
6cm
What are the 3 names of classifying triangles and what does each name mean? (not right, acute, or obtuse)
Equilateral- all the same
Isosceles- 2 sides the same
Scalene- no equal sides
If a regular hexagon has a side length of 2cm, what is the perimeter?
2 x 6 = 12
2cm
If the area of a rectangle is 24cm, what are possible measurements of the length and width?
1 & 24, 2 & 12, 3 & 8, or 4 & 6
What is the volume of a cube that has a length of 4cm?
64 cm