 If a straight line touch a circle, and from the point of contact a chord be drawn, the angles which this chord makes with the tangent are equal to the angles in the alternate segments.  Easy Introduction to Mathematics - Pagina 280door Charles Butler - 1814Volledige weergave - Over dit boek
 | James Hamblin Smith - 1879 - 378 pagina’s
...greater may be twice the part intercepted by the circumference of the less. PROPOSITION XXXII. THEOREM. If a straight line touch a circle, and from the point of contort 9 straight line be drawn cutting the circle, the angles made by this line iirith the line touching... | |
 | Sandhurst roy. military coll - 1880 - 68 pagina’s
...has to the fourth ? 8. The sides about the equal angles of equiangular triangles are proportional. If a straight line touch a circle, and from the point...the segment intercepted between the parallels, be proportional. 9. Trace the changes of sign of sin 6, as 6 increases through four right angles. 1 1.... | |
 | Elizabethan club - 1880 - 156 pagina’s
...rectangle contained by the whole and one of the parts shall be equal to the square on the other part. 7. If a straight line touch a circle, and from the point of contact a straight line be drawn cutting the circle, the angles made by this line with the line touching the... | |
 | Woolwich roy. military acad, Walter Ferrier Austin - 1880 - 190 pagina’s
...any point, the straight line which joins their centres shall pass through the point of contact. 7. If a straight line touch a circle, and from the point of contact a straight line be drawn meeting the circle, the angles which this line makes with the line touching... | |
 | Isaac Todhunter - 1880 - 426 pagina’s
...therefore FC is perpendicular to DE. \VTierefore, if a straight line &c. QED PROPOSITION 19. THEOREM. If a straight line touch a circle, and from the point of contact a straight line lie drawn at right angles to the touching line, the centre of the circle shall be in... | |
 | Education Ministry of - 1880 - 238 pagina’s
...circle at right angles to each other. Show that they are sides of a square inscribed in the circle. 3. If a straight line touch a circle, and from the point of contact a straight line be drawn cutting the circle, the angle which this line makes with the line touching... | |
 | 1883 - 248 pagina’s
...semicircle is less than a right angle, and the angle in a semicircle is a right angle. 8. Prove that, if a straight line touch a circle and from the point of contact another straight line be drawn to cut the circle, the angles which this line makes with the former... | |
 | 1882 - 498 pagina’s
...intercepted between the perpendicular let fall on it from the opposite angle and the acute angle. 7. If a straight line touch a circle, and from the point of contact a straight line be drawn cutting the circle, the angles which this line makes with the line touching... | |
 | Isaac Sharpless - 1882 - 286 pagina’s
...right angle; wherefore the other, ADC, is greater than a right angle. Proposition 22. Theorem. — If a straight line touch a circle, and from the point of contact a straight line be drawn cutting the circle, the angles made by this line with the line which touches... | |
 | College of preceptors - 1882 - 528 pagina’s
...to the circumference, and prove that it is not equal to either of . these three straight lines. 7. If a straight line touch a circle, and from the point of contact a straight line be drawn cutting the circle, the angles which this straight line makes with the line... | |
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