PQRS is a quadrilateral with Q = 65° and S = 105°. If P and R are in
the ratio 3:7, find P and R.
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PQRS is a quadrilateral with Q = 65° and S = 105°. If P and R are in
the ratio 3:7, find P and R.
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P= 3x , R= 7x
P+Q+R+S= 360⁰
3x+65+ 7x + 105= 360
10x+ 170= 360
10x = 360- 170
10x = 190
x = 190/10
x= 19
therefore, P = 3x = 3(19)= 57
R = 7x = 7(19) = 133