登入
WAEC - Mathematics (2005 - No. 39)
In the diagram PQRS is a circle, |PT| = |QT| and ∠QPT = 70
o
what is the size of ∠PRS?
40
o
70
o
80
o
140
o
解释
∠QPT = ∠QTP = 70
o
. Since ∠QTR = 140
o
∠PRS = TSR = 1/2(180-40) = 70
o
评论 (0)
登录发表评论
广告
允许 javascript 正确加载此页面
