3 years ago

Set up the equations to determine s and t.

Mathematics

1 answer:

Viefleur [7K]3 years ago

5 0

Answer:

t° = 11° s°= 71°

Step-by-step explanation:

79° + t° =90° (Given)

t°= 90° - 79°

t°= 11°

s°+79°+11°+19° =180° (angles on an str line)

s° = 180° - 109°

s° = 71°

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