一.求:
1. a 之距离为何?
(A) 47.7789 (B) 47.7879 (C) 47.7978 2. b 之距离为何?
(A) 40.8677 (B) 40.8767 (C) 40.8776 AB
、
二。求:
1. a之距离为何?
(A) 32.9349 (B) 32.9493 (C) 32.9943 2. AC之距离为何?
(A) 78.9097 (B) 78.9790 (C) 78.0979 3. ABCD围成之面积为何?
(A) 3135.1075 (B) 3135.1507 (C) 3135.1750
三.求:
1. a之半径值为何?
(A) 5.8013 (B) 5.8103 (C) 5. 8301 2. 剖面线区域面积之总和为何?
(A) 905.8086 (B) 905.8608 (C) 905.8806
四.求:
1. 剖面线区域之面积为何?
(A) 227.2088 (B) 227.2808 (C) 227.2880
五。求:
1. R75弧之弧长为何?
(A) 160.4114 (B) 160.4141 (C) 160.4411 2. 剖面线区域之面积为何?
(A) 16788.7367 (B) 16788.7673 (C) 16788.7736
六。求:
1. a 之距离为何?
(A) 45.6667 (B) 45.6676 (C) 45.6766 2. 剖面线区域之面积为何?
(A) 1603.6667 (B) 1603.6676 (C) 1603.6766