Junior Arithmetic, Τόμος 1Ginn, 1930 |
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Σελίδα 214
... angles Put the angles together 1. Draw a horizontal line and then draw a line meeting it at right angles at a point P. How many degrees are there in 2 right angles ? How many degrees are there on each side of the horizontal line at P ...
... angles Put the angles together 1. Draw a horizontal line and then draw a line meeting it at right angles at a point P. How many degrees are there in 2 right angles ? How many degrees are there on each side of the horizontal line at P ...
Σελίδα 216
... angles should be 360 ° , he can tell that there is an error of 1 ° 34 ' in his work . 93 36 82 45 104 40 358 ° 26 ' Find the third angle of a triangle in which two are angles of 1. 48 ° 18 ' and 63 ° 14 ' 2. 67 ° 28 ′ and 72 ° 39 ′ 3 ...
... angles should be 360 ° , he can tell that there is an error of 1 ° 34 ' in his work . 93 36 82 45 104 40 358 ° 26 ' Find the third angle of a triangle in which two are angles of 1. 48 ° 18 ' and 63 ° 14 ' 2. 67 ° 28 ′ and 72 ° 39 ′ 3 ...
Σελίδα 230
... angles is 90 ° , each angle is called the complement of the other . For example , in the first two right angles below , a and b are complements of each other . الا 60 ° 30 ° α The third figure above shows that angles of 30 ° and 60 ...
... angles is 90 ° , each angle is called the complement of the other . For example , in the first two right angles below , a and b are complements of each other . الا 60 ° 30 ° α The third figure above shows that angles of 30 ° and 60 ...
Περιεχόμενα
CHAPTER ONE EARNING SPENDING AND SAVING MONEY | 1 |
Making Money Work Interest | 45 |
Saving Money | 51 |
Πνευματικά δικαιώματα | |
16 άλλες ενότητες δεν εμφανίζονται
Συχνά εμφανιζόμενοι όροι και φράσεις
answer average balance bank bill borrowed bought boys called cent of profit circle compound interest cost cube cubic cubic foot dealer decimal demand note deposit divide dividend Draw earn equilateral triangle example expenses face Find the amount Find the interest Find the numbers fraction Fred Clarke George Rice hour invested invoice isosceles triangle Jim Rice list price marked merchant month monthly multiply numbers that belong paid par value parallelogram payments perpendicular picture pound principal prism quadrilateral radius rate of interest receive rectangle rectangular solid rent rhombus Rice right angles ruler salary salesman selling price shown shows sides sold solve square square pyramid Square Triangular subtract trade discount week yard yearly premium