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Mathematics 7 Online
OpenStudy (anonymous):

What is the value of x? A. 77° B. 103° C. 70° D. 84°

Nnesha (nnesha):

use the fact that all triangles add up to 180 degree

OpenStudy (anonymous):

@helpkay

OpenStudy (helpkay):

yes do what meganhallq said thin add the given numbers

OpenStudy (helpkay):

then

Nnesha (nnesha):

|dw:1458741817279:dw| add both degrees and then subtract from 180

OpenStudy (helpkay):

a=42 B=35

OpenStudy (helpkay):

sorry c=45

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