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[DOC File]Angles and Sides
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If two angles of a triangle are congruent, then _____. Problem 3 – Types of Angles in a Triangle. Open the file TRIANGLE you saved in Problem 1. 8. Drag a vertex of the triangle and classify the types of angles that exist (acute, right, obtuse). (A (B (C. 9. Can a triangle have three acute angles?
right triangle angle

Triangle Sides and Angles - Texas Instruments
_____ 8. It is possible to construct a triangle with angles measuring 79 degrees, 14 degrees and 89 degrees. _____ 9. The double yellow lines in the middle of the road are parallel lines. _____ 10. A triangle with two equal sides and one angle greater than 90 degrees would be classified as an obtuse isosceles triangle.
triangles and angles worksheets

[DOC File]Day 1: Triangles and their Angles
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The triangle on the right is an equilateral triangle, in which all three sides and angles are equal. The vertical line is an altitude, meeting the side in a right angle. Using this information, but with no knowledge of what the numerical lengths of the side or altitude are, find the sine and cosine of the angle at B.
trigonometry one side one angle

Triangles - Equilateral, Isosceles and Scalene
When the student realizes that in order to draw a triangle with side lengths proportional to x, 2x, x*sqrt(3), all they have to do is draw ANY triangle with angles 30, 60, and 90 degrees. During the technology or even the extra activity when the student realizes that “hey, no matter how big the triangle gets on the calculator/projector, the ...
right angle formula

Triangle with sides and angles