 | Daniel Alexander Murray - 1906 - 466 σελίδες
...equal sides are equal. (4) The arc of a great circle drawn from the vertex of an isosceles spherical triangle to the middle of the base is perpendicular to the base, and bisects the vertical angle. (5) If two angles of a spherical triangle are unequal, the opposite... | |
 | George William Myers, Sarah Catherine Brooks - 1907 - 436 σελίδες
...triangle? t .. 29. One side of a regular hexagon is 36'. Find the area of the hexagon? 30. A straight line drawn from the vertex of an isosceles triangle...middle of the , base is perpendicular to the\ "base. Find the area of a FIGURE 152 FIGURE 153 regular pentagon whose sides are 24", if the radius of the... | |
 | George William Myers, Sarah Catherine Brooks - 1907 - 432 σελίδες
...153 FlGUBB 152 29. One side of a regular hexagon is 36'. Find the area of the hexagon? 30. A straight line drawn from the vertex of an isosceles triangle...middle of the , base is perpendicular to the\ base. Find the area of a regular pentagon whose sides are 24", if the radius of the circular drawn around... | |
 | Daniel Alexander Murray - 1908 - 132 σελίδες
...equal sides are equal. (4) The arc of a great circle drawn from the vertex of an isosceles spherical triangle to the middle of the base is perpendicular to the base, and bisects the vertical angle. (5) If two angles of a spherical triangle are unequal, the opposite... | |
 | Daniel Alexander Murray - 1908 - 358 σελίδες
...equal sides are equal. (4) The arc of a great circle drawn from the vertex of an isosceles spherical triangle to the middle of the base is perpendicular to the base, and bisects the vertical angle. (5) If two angles of a spherical triangle are unequal, the opposite... | |
 | George William Myers - 1912 - 410 σελίδες
...What is the 31. One side of a regular hexagon is 36'. Find the area of the hexagon. 32. A straight line drawn from the vertex of an isosceles triangle...the middle of the base is perpendicular to the base. Find the area of a regular pentagon whose sides are 24", if the radius of the circle drawn around the... | |
 | George Clinton Shutts - 1912 - 392 σελίδες
...triangle is isosceles. Sue. Construct the polar of the given triangle. 5. The are of a great circle drawn from the vertex of an isosceles triangle to...the middle of the base is perpendicular to the base and bisects the vertex angle. 6. Determine a point X at a given distance from a fixed point, equidistant... | |
 | Marie Gugle - 1920 - 270 σελίδες
...construction correct. 2. Prove that a diagonal of a square bisects two angles of the square. 3. (a) Prove that a line drawn from the vertex of an isosceles triangle to the mid-point of the base divides the triangle into two congruent triangles. (b) Prove that this line is... | |
 | Raleigh Schorling, William David Reeve - 1922 - 476 σελίδες
...plane and meeting the plane at points equidistant from the foot of the perpendicular are equal. 4. A line drawn from the vertex of an isosceles triangle to the midpoint of the base is perpendicular to the base. 5. Obvious. 6. All the perpendiculars that can be... | |
 | William Ledley Vosburgh, Frederick William Gentleman, Jasper Ole Hassler - 1924 - 312 σελίδες
...that CD (Fig. 115) makes equal angles with the line AB. Would these be right angles? 3. Prove that a line drawn from the vertex of an isosceles triangle to the middle point of the base is perpendicular to the base. HINT. Use Exercises 1 and 2 and Axiom 1. 4. A simple... | |
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Consequently, a line drawn from the vertex of an isosceles triangle to the middle of the base, bisects the vertical angle, and is perpendicular to the base. 
