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Published byFlorence Juliet McKenzie Modified over 8 years ago
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5.1 Angles in a Triangle
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C-25 The sum of the measures of the ________________ angles in a triangle is _______.
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Find the missing angle of the following triangle. 37 o 68 o x
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C-26 If two angles of one triangle are equal in measure to two angles of another triangle, then the third angle in each triangle is ___________ in measure to the third ___________ in the other _____________. Draw a picture to show this.
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87 o 43 O
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118 o 72 o 56 o 41 o 40 o a cb d a = ______ b = ______ c = ______ d = ______
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C-27 If a triangle is isosceles, then its base angles are congruent Draw a picture to show this.
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C-28 If a triangle has two congruent angles, then it is an isosceles triangle. Draw a picture to show this.
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C-29 An equilateral triangle is equiangular, and, conversely, an equiangular triangle is equilateral. Draw a picture to show this.
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Find the missing angle. 85 o 55 o x
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Find the value for y 70 o x y
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Find the value for x 70 o x y
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Find the value of y. 36 o x y
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Find the value of x. 64 o x y
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Find the value of y. 64 o x y
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Find the measures of the following angles. 50 o f e d c ba
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Example- Translate the triangle below according to the given rule.
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Homework 5.2 p. 235 #1-10, 15, 19-21
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