Division Shapes Geometry Numbers Measurement

100

What is sum?
the answer to an addition problem

100

What is a quadrilateral?
A polygon that has four sides.

100

What is congruent?
Having the same shape and size. A 2-D shape must match exactly when one figure is placed on top of the other. One of the figures may need to be flipped or turned to prove.

100

What is estimation?
An answer that should be close to an exact answer and easier to calculate.

100

What is a complementary angles?
Two or more angles that add together to equal 90 degrees

200

What is difference?
The answer to a subtraction problem

200

What is a parallelogram?
A quadrilateral with two pairs of parallel sides. Opposite sides are congruent.

200

What is a right angle?
Any angle or angle within a shape that is exactly 90 degrees.

200

What is equation?
A number sentence that has numbers, operations, and symbols.

200

What are supplementary angles?
Two or more angles that add together to equal 180 degrees

300

What is the remainder?
the leftover pieces or parts after sharing equally in a group

300

What is a rhombus?
Four equal sides and no right angles

300

What is degree?
the measure of an angle

300

What is expression?
numbers and symbols that do not equal anything

300

What is a yard?
This is 36 inches or 3 feet.

400

What is a divisor?
the number of groups being shared

400

What is a trapezoid?
A shape that has one pair of parallel sides

400

What is line of symmetry?
This is when a figure is divided into two parts that are mirror images of each other. The division is along the ...

400

What is a variable?
a letter or symbol that represents an unknown number

400

What is a protractor?
Sammy says that his angle is 40 degrees, but he says it is obtuse. The tool he needs to practice with more

500

What is the dividend?
The total being shared

500

What is a rectangle?
A shape that has two pairs of congruent sides and four right angles

500

What is obtuse angle?
the measurement is greater than 90 but less than 180

500

What is division?
Forming equal groups, sharing equally, or doing multiple subtractions to determine the value.

500

What is 630 degrees?
Ava turns on her skateboard a quarter turn, a half turn, and a whole turn. The number of degrees she made

4th Grade Math Vocabulary

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