ISEE/SSAT Math Formulas Study Exam
Questions & Answers.
Pythagorean Theorem - CORRECT ANSWER a² + b² = c²
Area of Circle - CORRECT ANSWER πr²
Circumference of a Circle - CORRECT ANSWER 2πr or πd
Surface Area of Rectangular Prism - CORRECT ANSWER A=2(wl+hl+hw)
Sum of the Angles of a Quadrilateral - CORRECT ANSWER 360º
Rational Number - CORRECT ANSWER a number that can be written as a fraction (i.e. as a ratio of two
integers)
Irrational Number - CORRECT ANSWER a number that cannot be expressed as a fraction; its decimal
representation does not terminate or repeat
Counting Number/Natural Number - CORRECT ANSWER integers greater than 0: {1, 2, 3, 4, ...}
Real Numbers - CORRECT ANSWER the set of positive integers and 0: {0, 1, 2, 3, 4, ...}
Integers - CORRECT ANSWER numbers that can be written without a fractional component: {...-3, -2, -1,
0, 1, 2, 3, ...}
Factors - CORRECT ANSWER the divisors of an integer
Questions & Answers.
Pythagorean Theorem - CORRECT ANSWER a² + b² = c²
Area of Circle - CORRECT ANSWER πr²
Circumference of a Circle - CORRECT ANSWER 2πr or πd
Surface Area of Rectangular Prism - CORRECT ANSWER A=2(wl+hl+hw)
Sum of the Angles of a Quadrilateral - CORRECT ANSWER 360º
Rational Number - CORRECT ANSWER a number that can be written as a fraction (i.e. as a ratio of two
integers)
Irrational Number - CORRECT ANSWER a number that cannot be expressed as a fraction; its decimal
representation does not terminate or repeat
Counting Number/Natural Number - CORRECT ANSWER integers greater than 0: {1, 2, 3, 4, ...}
Real Numbers - CORRECT ANSWER the set of positive integers and 0: {0, 1, 2, 3, 4, ...}
Integers - CORRECT ANSWER numbers that can be written without a fractional component: {...-3, -2, -1,
0, 1, 2, 3, ...}
Factors - CORRECT ANSWER the divisors of an integer
