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

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jim_thompson5910Best ResponseYou've already chosen the best response.0
Angle PSR is supplementary to angle PQR, so angle PSR is 110 degrees (since 110 + 70 = 180)
 one year ago

jim_thompson5910Best ResponseYou've already chosen the best response.0
Now use the inscribed angle theorem to find the measure of arc PQR
 one year ago

psi9epsilonBest ResponseYou've already chosen the best response.0
use the formula to find length of an arc you will need the value of theta=70 length of arc= (pi * r* theta) / 180
 one year ago

jim_thompson5910Best ResponseYou've already chosen the best response.0
no, it's not b
 one year ago
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