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<p>N<hi rend="superscript">o</hi> 293 Prob. 1. p. 191</p> | |||
<p>Upon a given <sic>strait</sic> line<lb/> | |||
AB, to make an equilateral<lb/> | |||
triangle.</p> | |||
<p>About the <sic>center</sic> A, with<lb/> | |||
the radius AB, describe<lb/> | |||
the circle BDC, also<lb/> | |||
about the center B, with<lb/> | |||
the radius BA, describe<lb/> | |||
the circle AEC,<lb/> | |||
and join AC, CB.</p> | |||
<p>N<hi rend="superscript">o</hi> 294. Prob. 2. p. 192.</p> | |||
<p>From a given point A,<lb/> | |||
to draw a line that shall<lb/> | |||
be equal to a given <sic>strait</sic><lb/> | |||
line B.C.</p> | |||
<p>Join AB, and upon<lb/> | |||
it make the equilateral<lb/> | |||
triangle ABD, produce<lb/> | |||
the sides DA, DB,<lb/> | |||
to E & F, about the <sic>center</sic><lb/> | |||
Bm with the radius BC<lb/> | |||
describe the <sic>arch</sic> CF,<lb/> | |||
and about the radius DF the<lb/> | |||
<sic>arch</sic> FE.</p> | |||
<p>N<hi rend="superscript">o</hi> 295 Prob. 3. p. 193</p> | |||
<p>Two unequal <sic>strait</sic> lines<lb/> | |||
AB, & CD, being given,<lb/> | |||
to take a part of the<lb/> | |||
greater that shall be<lb/> | |||
equal to the lesser.</p> | |||
<p>From the point A draw<lb/> | |||
the line AE equal to<lb/> | |||
the line CD, by problem<lb/> | |||
2, and about the<lb/> | |||
center A, with the radius<lb/> | |||
AE, describe a<lb/> | |||
circle cutting AB in F.</p> | |||
<p>N<hi rend="superscript">o</hi> 296. Prob. 4. p. 194</p> | |||
<p>To divide a given angle<lb/> | |||
ABC into two equal<lb/> | |||
parts, or to bisect it.</p> | |||
<p>On the center B at any<lb/> | |||
distance to A describe<lb/> | |||
the <sic>arch</sic> AC, on the centers<lb/> | |||
A & C, with the<lb/> | |||
distances AB, CB, describe<lb/> | |||
<sic>arches</sic> cutting<lb/> | |||
each other in D, and<lb/> | |||
draw BD.</p> | |||
<p>N<hi rend="superscript">o</hi> 297. Prob. 5. p. 195</p> | |||
<p>To divide a given <sic>strait</sic><lb/> | |||
line AB into two equal<lb/> | |||
parts, or to bisect it.</p> | |||
<p>About the <sic>centers</sic> A<lb/> | |||
& B, with any radius<lb/> | |||
greater than half the<lb/> | |||
line, describe circles<lb/> | |||
cutting one another<lb/> | |||
in C and D, and<lb/> | |||
draw CD cutting A<lb/> | |||
B in E.</p><pb/> | |||
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{{Metadata:{{PAGENAME}}}} | {{Metadata:{{PAGENAME}}}} | ||
No 293 Prob. 1. p. 191
Upon a given strait line
AB, to make an equilateral
triangle.
About the center A, with
the radius AB, describe
the circle BDC, also
about the center B, with
the radius BA, describe
the circle AEC,
and join AC, CB.
No 294. Prob. 2. p. 192.
From a given point A,
to draw a line that shall
be equal to a given strait
line B.C.
Join AB, and upon
it make the equilateral
triangle ABD, produce
the sides DA, DB,
to E & F, about the center
Bm with the radius BC
describe the arch CF,
and about the radius DF the
arch FE.
No 295 Prob. 3. p. 193
Two unequal strait lines
AB, & CD, being given,
to take a part of the
greater that shall be
equal to the lesser.
From the point A draw
the line AE equal to
the line CD, by problem
2, and about the
center A, with the radius
AE, describe a
circle cutting AB in F.
No 296. Prob. 4. p. 194
To divide a given angle
ABC into two equal
parts, or to bisect it.
On the center B at any
distance to A describe
the arch AC, on the centers
A & C, with the
distances AB, CB, describe
arches cutting
each other in D, and
draw BD.
No 297. Prob. 5. p. 195
To divide a given strait
line AB into two equal
parts, or to bisect it.
About the centers A
& B, with any radius
greater than half the
line, describe circles
cutting one another
in C and D, and
draw CD cutting A
B in E.
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Identifier: | JB/135/086/002"JB/" can not be assigned to a declared number type with value 135. |
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135 |
posology |
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086 |
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002 |
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copy/fair copy sheet |
1 |
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recto |
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46204 |
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