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