Shapes
What is a composite figure?
A shape that can be divided into more than one basic figure is a composite figure.
What is a rectangular prism?
A 3-dimensional object that has 6 faces in which are all rectangles.
What do you use this formula for?
A=1/2(b1+b2)h
To find the area of a trapezoid.
What formula do you use to find the surface area of a rectangular prism?
S.A.=2lw+2lh+2wh
What is volume?
Volume is the measure of the amount of space inside of a solid figure.
What is a trapezoid?
A trapezoid is a quadrilateral with exactly one set of parallel lines.
What is a prism?
A solid object that has two identical ends and flat sides is a prism.
what formula do you use to find the area of a triangle?
A=1/2bh
What formula do you use to find the surface area of a triangular prism.
S.A.=2(area base)+area of rectangle #1+area of rectangle #2+area of rectangle #3
What Is the volume of this rectangular prism?
Length: 25in
Width: 3in
Height: 10in
The volume is 750 cubic inches.
What is a parallelogram?
Quadrilaterals with 2 sets of parallel lines and two sets of congruent angles are parallelograms.
What is a triangular prism?
A prism with two triangular bases and 3 other faces.
what is the formula used to find the area of a parallelogram?
A=bh
What is the surface area of a rectangular prism?
The sum of the areas of the bases and lateral faces is the surface area of a rectangular prism.
Can you find the volume of a 2d shape?
No
What is a triangle?
A shape with 3 sides and angles.
What formula do you use to find the volume of any prism?
V=Bh
How do you find the area of a composite figure?
Break the figure into pieces you recognize. Find the area of each piece and add the areas together.
What is surface area?
Surface area is the amount of space covering the outside of a three-dimensional shape.
What is the volume of this rectangular prism?
Length: 24 in
Width: 1in
Height: 30in
The volume would be 720 cubic inches.
What is a quadrilateral?
A quadrilateral is a polygon with four sides and four angles.
What is a formula that can be used to find the volume of only a rectangular prism?
V=lxwxh
How can you find the area of a triangle?
You can find the area of a triangle by multiplying the base and the height and then dividing by 2.
When finding surface area you can also use a net . . .
What is a net?
A net is a pattern that you can cut and fold to make a model of a solid shape.
What is the volume of this rectangular prism?
Length: 13in
Width: 20in
Height: 2in
The volume is 520 cubic inches.