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100644 --- a/source/precalculus/source/06-TR/03.ptx +++ b/source/precalculus/source/06-TR/03.ptx @@ -49,7 +49,12 @@

Students should draw a triangle with x representing the hypotenuse and the two legs 3 and 4 inches respectively. -

+

+ + + + + @@ -88,12 +93,11 @@

-

-

- - One example of how a student can draw the triangle. -
-

+ + + + + @@ -138,9 +142,11 @@

-

- Students should draw a right triangle with the hypotenuse labeled as 11 cm and one of the other angles (not the angle opposite the hypotenuse) is labeled 60. -

+ + + + + @@ -203,7 +209,11 @@

When given an angle, all sides of a triangle can be labeled from that angle's perspective. For example, from angle A's perspective, the sides of a right triangle are labeled as:

- + + + + + From the perspective of angle A, all sides of a right triangle can be labeled.

@@ -245,9 +255,11 @@ Draw a right triangle and label it with angles A, B, and C, with c being the hypotenuse of the triangle.

-

- Students should draw a triangle so that c is the hypotenuse and each angle is across from the correct measure. -

+ + + + + @@ -549,9 +561,11 @@

-

- Students should draw a right triangle where c is the hypotenuse, angle B is 37, and the side adjacent to b is 11. -

+ + + + + @@ -603,9 +617,11 @@

-

- Students should draw a right triangle where the 31 is the angle formed with the ground, 500 meters as the side adjacent to the angle, and the height of the Eiffel Tower (side opposite 31) as x. -

+ + + + + diff --git a/source/precalculus/source/06-TR/prefigure/TR3-triangle1.xml b/source/precalculus/source/06-TR/prefigure/TR3-triangle1.xml new file mode 100644 index 000000000..3409aaa16 --- /dev/null +++ b/source/precalculus/source/06-TR/prefigure/TR3-triangle1.xml @@ -0,0 +1,20 @@ + + a=3 + b=4 + + + ${b} + ${a} + x + + + + + + + + + + + + \ No newline at end of file diff --git a/source/precalculus/source/06-TR/prefigure/TR3-triangle2.xml b/source/precalculus/source/06-TR/prefigure/TR3-triangle2.xml new file mode 100644 index 000000000..606e2dc04 --- /dev/null +++ b/source/precalculus/source/06-TR/prefigure/TR3-triangle2.xml @@ -0,0 +1,20 @@ + + a=5 + b=12 + + + x + ${a} + 13 + + + + + + + + + + + + \ No newline at end of file diff --git a/source/precalculus/source/06-TR/prefigure/TR3-triangle3.xml b/source/precalculus/source/06-TR/prefigure/TR3-triangle3.xml new file mode 100644 index 000000000..2c92a2578 --- /dev/null +++ b/source/precalculus/source/06-TR/prefigure/TR3-triangle3.xml @@ -0,0 +1,22 @@ + + a=11/cos(pi/3) + b=11/sin(pi/3) + + + + + 11 + + 60^\circ + + + + + + + + + + + + \ No newline at end of file diff --git a/source/precalculus/source/06-TR/prefigure/TR3-triangle4.xml b/source/precalculus/source/06-TR/prefigure/TR3-triangle4.xml new file mode 100644 index 000000000..d3ec84b26 --- /dev/null +++ b/source/precalculus/source/06-TR/prefigure/TR3-triangle4.xml @@ -0,0 +1,28 @@ + + a=3 + b=4 + + + opposite + adjacent + hypotenuse + + + + + + + + + + + + + + + + + + + + \ No newline at end of file diff --git a/source/precalculus/source/06-TR/prefigure/TR3-triangle5.xml b/source/precalculus/source/06-TR/prefigure/TR3-triangle5.xml new file mode 100644 index 000000000..e83f74634 --- /dev/null +++ b/source/precalculus/source/06-TR/prefigure/TR3-triangle5.xml @@ -0,0 +1,30 @@ + + a=35 + b=12 + c=37 + scale=0.3 + aa=a*scale + bb=b*scale + + + b=${b} + a=${a} + c=${c} + + + + + + + + + + + + + + + + + + \ No newline at end of file diff --git a/source/precalculus/source/06-TR/prefigure/TR3-triangle6.xml b/source/precalculus/source/06-TR/prefigure/TR3-triangle6.xml new file mode 100644 index 000000000..50e9190c0 --- /dev/null +++ b/source/precalculus/source/06-TR/prefigure/TR3-triangle6.xml @@ -0,0 +1,30 @@ + + a=11 + b=11*tan(37*pi/180) + c=37 + scale=0.5 + aa=a*scale + bb=b*scale + + + b + a=${a} + c + + + + + + + + + + + + + + + + + + \ No newline at end of file diff --git a/source/precalculus/source/06-TR/prefigure/TR3-triangle7.xml b/source/precalculus/source/06-TR/prefigure/TR3-triangle7.xml new file mode 100644 index 000000000..be44b9349 --- /dev/null +++ b/source/precalculus/source/06-TR/prefigure/TR3-triangle7.xml @@ -0,0 +1,23 @@ + + a=500*tan(31*pi/180) + b=500 + scale=0.5 + aa=a*scale + bb=b*scale + + + 300 + x + + + 31^\circ + + + + + + + + + + \ No newline at end of file