First Course in Algebra, Βιβλίο 1Macmillan, 1919 - 334 σελίδες |
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Αποτελέσματα 1 - 5 από τα 18.
Σελίδα 17
... triangle is 180 ° . In the triangle ABC the angle at A is three times as large as the angle at B , while the angle at C is twice that at A. What is the number of degrees in each ? FIG . 6 . 20. A certain rectangle is four times as long ...
... triangle is 180 ° . In the triangle ABC the angle at A is three times as large as the angle at B , while the angle at C is twice that at A. What is the number of degrees in each ? FIG . 6 . 20. A certain rectangle is four times as long ...
Σελίδα 21
... triangle whose base measures 35 feet and whose altitude is 18 feet . Find , by the formula of Ex . 18 , how many square feet of lumber it contains . 20. It is shown in Geometry that " the square drawn on the hypotenuse of a right triangle ...
... triangle whose base measures 35 feet and whose altitude is 18 feet . Find , by the formula of Ex . 18 , how many square feet of lumber it contains . 20. It is shown in Geometry that " the square drawn on the hypotenuse of a right triangle ...
Σελίδα 88
... triangle equals one half the product of its base times its altitude ( or height ) . What represents the areas of the triangles having the following bases and altitudes ? Base Altitude FIG . 21 . ( a ) ( b ) ( c ) BASE 2x + 3 5 a + 6 3r ...
... triangle equals one half the product of its base times its altitude ( or height ) . What represents the areas of the triangles having the following bases and altitudes ? Base Altitude FIG . 21 . ( a ) ( b ) ( c ) BASE 2x + 3 5 a + 6 3r ...
Σελίδα 118
... triangle measures 12 feet , while the hypote- nuse is 2 feet longer than the other side . Find the length of the other side . For further exercises on this Chapter , see Appendix , pp . 298–301 . CHAPTER VII DIVISION AND FACTORING † 69 ...
... triangle measures 12 feet , while the hypote- nuse is 2 feet longer than the other side . Find the length of the other side . For further exercises on this Chapter , see Appendix , pp . 298–301 . CHAPTER VII DIVISION AND FACTORING † 69 ...
Σελίδα 177
... triangle whose height ( altitude ) is h and whose base is a is A = ah . Solve for a and solve for h , and state in each case what letters your answer is in terms of . N 3. Solve for r in the formula C = 2 X , § 107 ] 177 FRACTIONAL ...
... triangle whose height ( altitude ) is h and whose base is a is A = ah . Solve for a and solve for h , and state in each case what letters your answer is in terms of . N 3. Solve for r in the formula C = 2 X , § 107 ] 177 FRACTIONAL ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
ab+b² added algebra Appendix arithmetic Axiom called cents CHAPTER check your answer circle coefficient common denominator common factor completing the square cube diameter divisor Draw the graph equal EXAMPLE EXERCISES Solve figure Find the H. C. F. Find the numbers Find the value following equations following exercises following expressions fraction further exercises given equation gives highest common factor HINT illustrated inches length lowest common means miles an hour minuend monomial multiply negative numbers numerator and denominator ORAL EXERCISES parentheses perfect square polynomial quadratic quadratic equation quotient radical radicand radius ratio represents result Similarly Simplify simultaneous equations SOLUTION Solve the equation square root subtract subtrahend SUPPLEMENTARY EXERCISES surd Transposing triangle trinomial weight wheel write WRITTEN EXERCISES x²y² yards
Δημοφιλή αποσπάσματα
Σελίδα 241 - Then divide the first term of the remainder by the first term of the divisor...
Σελίδα 101 - Prove that the square of the sum of any two numbers equals the square of the first number, plus twice the product of the two numbers, plus the square of the second number.
Σελίδα 238 - Find the greatest square in the left-hand period and write its root for the first figure of the required root. Square this root, subtract the result from the left-hand period, and to the remainder annex the next period for a dividend.
Σελίδα 138 - Separate each number into its prime factors. Find the product of these factors, taking each factor the greatest number of times it occurs in any one of the given numbers.
Σελίδα 140 - Both terms of a fraction may be divided by the same number without changing the value of the fraction.
Σελίδα 238 - ... subtract the product from the dividend, and to the remainder annex the next period for the next dividend.
Σελίδα 102 - That is, the square of the difference of two numbers is equal to the square of the first number, minus twice the product of the two numbers, plus the square of the second number.
Σελίδα 73 - Any term may be transposed from one side of an equation to the other provided its sign be changed.
Σελίδα 143 - A fraction is reduced to its lowest terms when its numerator and denominator have no common factor except 1.
Σελίδα 227 - If 1 is added to the numerator of a certain fraction, the value of the fraction becomes f ; if 2 is added to the denominator, the value of the fraction becomes £. What is the fraction ? SUGGESTION.