Math review 8th grade
Flashcard
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
¿Cuál es la fórmula para encontrar la hipotenusa en un triángulo rectángulo?
Back
La hipotenusa se encuentra usando el Teorema de Pitágoras: c² = a² + b², donde c es la hipotenusa y a y b son los catetos.
2.
FLASHCARD QUESTION
Front
¿Cómo se resuelve la ecuación 12 + 6w - 7w = 3w - 2w?
Back
Agrupando términos semejantes, se simplifica a -w = -2, por lo que w = 2.
3.
FLASHCARD QUESTION
Front
¿Cómo se escribe el número 0.00095 en notación científica?
Back
0.00095 se escribe como 9.5 x 10^-4.
4.
FLASHCARD QUESTION
Front
¿Cómo se escribe el número 6,267,000 en notación científica?
Back
6,267,000 se escribe como 6.267 x 10^6.
5.
FLASHCARD QUESTION
Front
¿Qué es la resta de números negativos?
Back
Restar un número negativo es lo mismo que sumar su valor absoluto.
6.
FLASHCARD QUESTION
Front
¿Cuál es el resultado de 2 - (-8)?
Back
El resultado es 10.
7.
FLASHCARD QUESTION
Front
¿Qué es un triángulo rectángulo?
Back
Un triángulo rectángulo es un triángulo que tiene un ángulo de 90 grados.
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