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julsineya [31]
4 years ago
13

An isosceles triangle has base angles that each measure 42*. Which equation can be used to find z, the measure of the third angl

e of this isosceles triangle in degrees?
A) 84 + 2z = 180
B) 84 + z = 180
C) 42 + 2z = 180
D) 42 + z = 180
Mathematics
2 answers:
masya89 [10]4 years ago
5 0
<span>B) 84 + z = 180, since 42*2=84, 180-84=96, z=96</span>
pantera1 [17]4 years ago
4 0
The answer is (B) it is clearly.
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Volgvan

<u>Answer</u>

1st solution: a = 1

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2nd solution: a = 2

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<u>Explanation</u>

1st solution

                  <em>         1</em>

<em>                       333</em>

<em>                       333</em>

<em>                       333</em>

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2nd solution

<em>         2</em>

<em>    666</em>

<em>    666</em>

<em>    666</em>

<em><u> + 666</u></em>

<em><u> 2666</u></em>

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