 | Horatio Nelson Robinson - 1853 - 334 Seiten
...(th. 9, b. 3). PROBLEM 4. From a given point without a line, to draw a perpendicular to thai line. Let AB be the given line, and C the given point. From 0, draw any oblique line, as On. Find the middle point of Cn by (problem 1 ), and from that point,... | |
 | Horatio Nelson Robinson - 1865 - 474 Seiten
...(Th. 9, B. HI). PROBLEM IV. From a given point without a line, to draw a perpendicular to that line. Let AB be the given line, and C the given point. From C draw any oblique line, as Cn. Find the middle point of Cn by Problem 1, and with that point, as a center,... | |
 | Rolla Rouse - 1867 - 228 Seiten
...and c the point in it: at which the circle is to touch, and let d be the centre of the given circle. From c raise the indefinite perpendicular cy, and continue the same below the line to g, making eg equal to the radius of the given circle, and join g, and d the centre of that circle. , With g as centre... | |
 | Edward Brooks - 1868 - 284 Seiten
...CB. /\ PROBLEM II. From a given point without a straight line to draw a perpendicular to the line. Let AB be the given line, and C the given point. From C as the centre, with a radius suffln ciently great, describe an arc cutting the line AB in the two points... | |
 | Horatio Nelson Robinson - 1868 - 276 Seiten
...(Th. 9, B. IIT). PROBLEM IV. From a given point without a line, to draw a pe;-pendicular to that line. Let AB be the given line, and C the given point. From C draw any oblique line, as Cn. Find the middle point of Cn by Problem 1, and with that point, as a center,... | |
 | Horatio Nelson Robinson - 1878 - 564 Seiten
...(th. 9, b. 3). PROBLEM IV. from a given point without a line, to draw a perpendicu lar to that line. Let AB be the given line, and C the given point. From C draw any oblique line, as Cn. Find the middle point of Cn by (Prob. I.), and from that point as a center... | |
 | William Schofield Binns - 1881 - 214 Seiten
...inches above it, to describe a circle which shall pass through the given point and touch the line. Let AB be the given line and c the given point. From A draw AD J_ AB and = 1 inch. Through D draw DE || A B. From centre c and with radius 1 inch cut DE... | |
 | Adrien Marie Legendre - 1882 - 194 Seiten
...Through a given point without a given line, draw a line forming with the given line an angle of SO9. Let AB be the given line and C the given point. From C draw CD perpendicular to AB (Prob. Ill) ; from C and D as centres and a radius equal to CD, describe... | |
 | Thomas J. Foster - 1891 - 444 Seiten
...from A, B, or C. From a given point, without a straight line, to draw a perpendicular to the line.— Let AB be the given line and C the given point. From C as a center, with a radius sufficiently great, describe an arc cutting the line AB in the two points... | |
 | Gardner Chace Anthony - 1894 - 190 Seiten
...line. Fig. 30. CASE 4. — When the point is outside of, and at, or near, the extremity of the line. Let AB be the given line, and C the given point. From C draw any line C D. Find E, the centre of CD, by dividers or Problem 1. On CD as a diameter describe... | |
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From a given point without a line, to draw a perpendicular to that line. Let AB be the given line, and C the given point. From C draw any oblique line, as Cn. 