As shown in the diagram(如圖),the triangle PQR has PR=14cm and PQ=10cm. The side RQ produced meets the perpendicular PS at S, so that QS=5cm. The perimeter(周長) of triangle PQR is _____cm.

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科目:初中數(shù)學 來源: 題型:

As shown in the diagram(如圖),the triangle PQR has PR=14cm and PQ=10cm.The side RQ produced meets the perpendicular PS at S,so that QS=5cm.The perimeter(周長) of triangle PQR is
30
30
cm.
如圖,在△PQR中,PR=14cm,PQ=10cm.過點P作PS⊥RQ交RQ的延長線于點S,QS=5cm,則△PQR的周長為
30
30
cm.

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科目:初中數(shù)學 來源: 題型:單選題

作业宝As shown in figure point C is on the segment BG and quadrilateral ABCD is a square.AG intersects BD and CD at points E and F,respectively.If AE=5 and EF=3,then FG=
(英漢詞典:square正方形.intersect…at…與…相交于…)


  1. A.
    數(shù)學公式
  2. B.
    數(shù)學公式
  3. C.
    4
  4. D.
    5

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