# 4th grade Math Flashcards A,B,C

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1. An angle measuring less than 90 degrees.
Un angulo que mide menos de 90 grados
• ACUTE ANGLE
• ANGULO AGUDO
3. The figure made by 2 rays that extend from a common endpoint.
Una figura hecha por dos lineas extendidas hacia un comun punto final.
• ANGLE
• ANGULO
4. The number of square units needed to cover a surface.
AREA
5. An arrangement of objects in equal rows and columns.
Arreglo de objetos en filas y columnas iguales.
• ARRAY
• CONJUNTO DE ELEMENTOS
6. A graph that uses horizontal or vertical barss to represent data.
Una grafica que utiliza barras horizontales y verticales para representar informacion.
• BAR GRAPH
• GRAFICA DE BARRAS
7. A special face of pair of faces on a 3-dimensional figure.
Una cara o par de caras de una figura tridimensional.
BASE
8. A measure of the amount of liquid a container will hold.
Una medida de la cantidad de liquido que un contenedor puede aguantar.
• CAPACITY
9. A metric unit used to measure length.
• CENTIMETER
• CENTIMETRO
10. A diagram that illustrates information in the form of a table, graph, or picture.
Un diagrama que ilustra informacion en la forma de una tabla, grafica o dibujo.
• CHART
• TABLA
11. A figure that begins and ends at the same point.
Una figura que inicia y termina en el mismo punto.
• CLOSED FIGURE
12. Pairs of numbers that can be computed mentally (example: 23+27 is close to 25+25, so the estimate is 50.
Pares de numeros que pueden ser computados mentalmente (ejemplo: 23+27 es mejor 25+25, asi que la estimacion es 50.
• COMPATIBLE NUMBERS
• NUMEROS COMPATIBLES
13. A 3 dimensional shape with a circular base, a curved surface, and one vertex.
Una figura tridimensional con una base circular, una superficie curva y con un vertice.
• CONE
• CONO
14. Figures that are the same size and the same shape.
Figuras que son del mismo tamano y que tienen la misma forma.
• CONGRUENT
• CONGRUENTE
15. A plane formed by 2 perpendicular number lines called axes.
• COORDINATE PLANE
16. An ordered pair of numbers used to locate a point on a coordinate plane.
• COORDINATES
17. A 3 dimensional figure with 6 congruent square faces.
• CUBE
• CUBO
18. A standard unit for measuring volume.
• CUBIT UNIT