October 2018 1 11 Report
Suatu tangga bersandar pada didnding degan sudut yg dibantara tangga dan tanah 60(derajat). Jika jarak kaki tangga dgn dinding 80 cm maka panjang tangga adalah ...
a. 40
b. 160
c. 160 akar 2
d. 80/3 akar 3
e. 80 akar 3

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