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14 votes
14 votes
8. If RST is isosceles, first solve for x, then find m S.

8. If RST is isosceles, first solve for x, then find m S.-example-1
User Mrosales
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1 Answer

22 votes
22 votes

it is given that,

the triangle is isosceles triangle,

so, the two opposite angle will be the same,

m15x - 31 = 9x + 11

15x - 9x = 31 + 11

6x = 42

x = 42/6

x = 7

thus,the answer is x = 7

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User Soubhagya
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