Find the value of x when m<2 = x + 64
2 answers:
Answer:
Step-by-step explanation:
Since this is an isosceles triangle , the <em>two</em> base angles are congruent, therefore you have this:
- 198 - 19 8
___________ _______ _
-18 = 2x
_ _ _ _ _
2 2
-9 = x
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Answer:
-9
Step-by-step explanation:
The triangle has two sides that are the same, so it is an isosceles triangle. Therefore, the base angles are the same.
Angles of a triangle add up to 180°, so:
70 + (x + 64) + (x + 64) = 180
70 + 2x + 128 = 180
2x = -18
x = -9
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