In quadrilateral QRST, Angle R S T measures (5x+15)°. Angle TQR measures (4x+3)°.

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asked Aug 17, 2021 58.0k views

4 votes

In quadrilateral QRST, Angle R S T measures (5x+15)°. Angle TQR measures (4x+3)°.

Mathematics
high-school

Jedu asked

by Jedu

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2 Answers

7 votes

Answer:

105

Explanation:

Wanderson answered Aug 19, 2021

by Wanderson

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6 votes

Answer:

RST= 105 degrees

Explanation:

it would be 2(5x+15) + 2(4x+3) =360

10x+30+8x+6=360

18x=324

x=18

so RST=5x+15=5(18)+15=105

Seyedraouf Modarresi answered Aug 22, 2021

by Seyedraouf Modarresi

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