Basic Mathematics for RadioPrentice-Hall, 1948 - 339 σελίδες |
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Σελίδα 245
... radius or diameter . This formula is useful because the diameter is usually easy to measure ( see Fig . 29-9 ) , whereas the circum- ference is not . The next two theorems will develop a formula for the area of a circle in terms of the ...
... radius or diameter . This formula is useful because the diameter is usually easy to measure ( see Fig . 29-9 ) , whereas the circum- ference is not . The next two theorems will develop a formula for the area of a circle in terms of the ...
Σελίδα 251
... radius of the first is 50 cm . , ( a ) what is the radius of the second ? ( b ) What is the area of the first ? 11. What is ( a ) the circumference of a circle whose radius is 2.3 dm . ? ( b ) the area of the circle ? 12. What is the ...
... radius of the first is 50 cm . , ( a ) what is the radius of the second ? ( b ) What is the area of the first ? 11. What is ( a ) the circumference of a circle whose radius is 2.3 dm . ? ( b ) the area of the circle ? 12. What is the ...
Σελίδα 277
... radius of -x point P1 is OP1 , and the radius of point P2 is OP 2 . + y P- + x M , M2 Mn Fig . 34-3 . Several ratios may be written involving these magnitudes , but only three sets will be found useful : M1P1 M2P 2 MnPn OP OP 2 OP OM1 ...
... radius of -x point P1 is OP1 , and the radius of point P2 is OP 2 . + y P- + x M , M2 Mn Fig . 34-3 . Several ratios may be written involving these magnitudes , but only three sets will be found useful : M1P1 M2P 2 MnPn OP OP 2 OP OM1 ...
Περιεχόμενα
ADDITION SUBTRACTION MULTIPLICATION AND DIVISION IN ARITHMETIC | 3 |
DEFINITIONS AND SYMBOLS | 13 |
INVOLUTION AND EVOLUTION IN ARITHMETIC | 15 |
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a-c circuit abscissa adjacent angles algebraic amperes angles are equal answer arithmetic Axiom base bisects called central angle Chapter chord circle circular mils circumference coefficient complex numbers congruent Construct COROLLARY cosine curve decibel decimal point denominator diameter distance divided division Draw drawn engineering equation example exponent expression factors figure formula fraction functions geometry given horizontal hypotenuse inches inscribed interior angles intersecting isosceles length logarithms magnitude mantissa mathematical measure Multiply negative nth root number of sides ohms parallelogram perimeter perpendicular bisector positive Postulate problems proof Prove Pythagorean theorem quadrant quantity quotient radians radio radius ratio reflex angle regular polygon represents resistance right angle right triangle rotation sine wave slide rule solution Solve Statement straight line subtract tangent Theorem transversal triangle ABC trigonometric functions trigonometry unit vector velocity vertex vertical voltage zero