bri2273 bri2273

12-08-2021
Mathematics

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I NEED THE ANSWER FOR JUST NUMBER 5 PLEASE

I NEED THE ANSWER FOR JUST NUMBER 5 PLEASE class=

Respuesta :

devishri1977 devishri1977

20-08-2021

Answer:

126

Step-by-step explanation:

∠S : ∠T = 7:3

∠S = 7x

∠T = 3x

∠S + ∠T = 180 {Supplementary angles}

7x + 3x = 180

10x = 180

Divide both sides by 10

x = 180/10

x = 18

∠S = 7x = 7*18 = 126°

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