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2 years ago

12. In PQR if mP is 14 less than five times x, mQ is five less than x, and mR is nine less

Mathematics

1 answer:

mash [69]2 years ago

6 0

Answer:

Step-by-step explanation:

mP=5x-14

mQ=x-5

mR=2x-9

we know that all the angles in a triangle= 180

that means (5x-14)+(x-5)+(2x-9)=180

5x-14+x-5+2x-9=180 we add the variables and the numbers

8x=180+28

8x=108

x=26

mP=130-14=116

mQ=26-5=21

mR=43

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