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18.11.2019 •
Mathematics
Rahim is constructing a proof to shoe that the opposite angles of a quadrilateral inscribed in a circle are supplementary. which step would be the third step in his proof, given the following information
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Ответ:
1/2mQRST + 1/2mQRST = 180
Step-by-step explanation:
Ответ:
(2,5)
Step-by-step explanation:
5×-4y=10
+2 (3×+2y=16)
11×+0y=22
11×=22
×=2
5×-4y=-10
5(2)-4y=-10
10-4y=-10
-4y=-20
y=5