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Mathematics 8 Online
goldentailisking:

how do i do thisss

goldentailisking:

qiqi:

It is possible, human. Know your supplementary angles property. If you google about this, you can find the 3rd interior angle (X) of the triangle by: \[180= 10v-27 + X \] So that means, the 3rd angle is \[X = 180-10v + 27 = 207 - 10v \] Now, property of triangles says that the sum of all interior angles is always 180. So you will have: \[180= 3V + 43 + X \] You know that 3rd angle X, so we plug it in: \[ 180= 3V + 43 + 207 -10V\] Now simply solve for V. Please do the honor.

qiqi:

Pardon me, lower case v and upper case V are the same variable.

goldentailisking:

thank you!

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