# Modern Junior Mathematics, Book 2

Gregg, 1920 - Mathematics
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### Contents

 CHAPTER 7 MEASUREMENT OF AREA 13 SQUARE ROOT 19 A TRIANGLES FROM SQUARES 31 CLASSIFICATION OF TRIANGLES 37 A CONSTRUCTIONS OF TRIANGLES 43 CHAPTER FIVE 53 B THE RIGHT TRIANGLE 60
 34 128 CHAPTER NINE 134 A SIMILAR RECTANGLES 142 E THE USE OF THE QUADRANT AND SEXTANT 150 CHAPTER ELEVEN 161 CONSTRUCTION OF REGULAR POLYGONS 167 CHAPTER TWELVE 179 38 184

 CHAPTER 69 PARALLELS CUT BY A TRANSVERSAL 72 QUADRILATERALS 79 CHAPTER EIGHT 87 B PROBLEMS WITH UNMEASURED LINES 101
 SURFACE OF A CYLINDER 187 CHAPTER THIRTEEN 194 39 215 xiii 237 Copyright

### Popular passages

Page 233 - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30| square yards = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq.
Page 235 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24...
Page 233 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Page 233 - CUBIC MEASURE 1728 cubic inches (cu. in.) = 1 cubic foot (cu. ft.) 27 cubic feet = 1 cubic yard (cu. yd.) 128 cubic feet = 1 cord (cd...
Page 236 - Measures of Length 10 millimeters (mm) =1 centimeter cm 10 centimeters =1 decimeter dm 10 decimeters =1 meter m 10 meters =1 dekameter Dm 10 dekameters =1 hektometer Hm 10 hektometers =1 kilometer Km...
Page 236 - Arcs 60 seconds (") =1 minute (') 60 minutes = 1 degree (°) 90 degrees = 1 right angle 360 degrees = 1 circle...
Page 52 - The shortest distance from a point to a line is the perpendicular distance from the point to the line.
Page 236 - SURFACE too square millimeter's (sq. mm.) = 1 square centimeter (sq. cm.) 100 square centimeters — 1 square decimeter (sq. dm.) 100 square decimeters = 1 square meter (sq. m.) 100 square meters =- 1 square dekameter (sq.
Page 124 - To divide powers of the same base, subtract the exponent of the divisor from the exponent of the dividend.
Page 224 - If two triangles have two sides of one equal, respectively, to two sides of the other, but the included angle of the first greater than the included angle of the second, the third side of the first is greater than the third side of the second...