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Revision on Pythagoras' Theorem and Trigonometric Ratios

Last updated almost 8 years ago

2 questions

  
In the diagram, A, B and C represent three towns. They are joined by straight roads
where AC = 15 km, BC = 20 km and . A road CX is to be built from C to join AB at X.

1

1

Question 2

2.

Find angle ACB.

Question 1

1.

Find the shortest possible length of CX.