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crystal1
 3 years ago
A quadrilateral PQRS is inscribed in a circle, as shown below.
What is the measure of arc PQR?
110°
140°
70°
220°
crystal1
 3 years ago
A quadrilateral PQRS is inscribed in a circle, as shown below. What is the measure of arc PQR? 110° 140° 70° 220°

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jim_thompson5910
 3 years ago
Best ResponseYou've already chosen the best response.0Angle PSR is supplementary to angle PQR, so angle PSR is 110 degrees (since 110 + 70 = 180)

jim_thompson5910
 3 years ago
Best ResponseYou've already chosen the best response.0Now use the inscribed angle theorem to find the measure of arc PQR

psi9epsilon
 3 years ago
Best ResponseYou've already chosen the best response.0use the formula to find length of an arc you will need the value of theta=70 length of arc= (pi * r* theta) / 180

jim_thompson5910
 3 years ago
Best ResponseYou've already chosen the best response.0no, it's not b
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