Geometry
1st Grade Math · Learn by Concept
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1st Grade Math › Geometry
The base, or bottom, of a cylinder is made of up what shape?
Square
Circle
Triangle
Rectangle
Explanation
The base, or bottom, of a cylinder is made up of a circle.
The sides of a rectangular prism are made up of __________.
Rectangles
Triangles
Trapezoids
Circles
Explanation
The sides of a rectangular prism are made up of rectangles.
If I cut this rectangle in half, how many pieces will I have?
Explanation
When we cut something in half, we get 
If I cut a rectangle into two parts, I am cutting it in ___________.
Half
Thirds
Quarters
Fourths
Explanation
When we cut something into two parts, which means the same thing as cutting it in half.
If I cut a rectangle into four parts, I am cutting it in __________.
Fourths
Fifths
Thirds
Half
Explanation
When we cut something into four parts, which means the same thing as cutting it in to fourths.
What portion of the circle is striped?
Half of the circle is striped
A fourth of the circle is stripedd
A third of the circle is striped
A fifth of the circle is striped
Explanation
The circle is divided into two equal sizes. One side is striped and one side is blue. So half of the circle is striped.
What portion of the rectangle is green?
A fourth
A half
A third
A fifth
Explanation
The rectangle is split into four pieces and one of those pieces is colored green. This means that a fourth of the rectangle is green.
Why is this shape NOT a triangle?
Because it does not have 
Because it is flat
Because it is blue
Because it is not a closed shape
Because it does have 
Explanation
A triangle has 
If I cut this circle in half, how many pieces will I have?
Explanation
When we cut something in half, we get two equal pieces.
Why is this shape a square?
Because it has 
Because it has 
Because its color is blue
Because it is big
Because it has 
Explanation
A square has 4 equal sides.