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5 votes
7. In A.ABC. JB and KA are medians, JK = 10x - 12, AB = 9x + 18, JM = 21, KM = 23. AJ = 60. and

BK - 52

a. Find JK and AB. Round decimal answers to the nearest tenth.
b. Find the perimeter of AABC.
c. Find the perimeter of AABM.

7. In A.ABC. JB and KA are medians, JK = 10x - 12, AB = 9x + 18, JM = 21, KM = 23. AJ-example-1

1 Answer

4 votes

Answer:

A) JK and AB =


[tex] \boxed{( \theta) = \f{12}{( \theta)} } So, =》
(10)/(5) = (1)/( \( \theta) ) =》
\( \theta) = (5)/(2)[/tex]

B) AABC


[tex] \boxed{( \theta) = {1}{( \theta)} } So,
23}{-18=\\Ans } \boxed

C) AABM:


[tex] e \fbox{: } The value of k for which
\sin(jm) = \cos(x) is
(\p)/(2) ans[/tex]

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answered
User Hekmat
by
8.1k points
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