X=2y - 15 y= -2x x=2(-2x) - 15 what’s x?
2 answers:
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Remember
- Its a dilation so the ratio of corresponding sides remains same like before .
So
- All trigonometric ratios are also same in both traingles
Or
- Hence sine is equal
- So all trigonometric functions are also equal
#B
- cosX=Base/Hypotenuse
- cosA=AC/AB
So
- AC equal to 2.05
- AB=5.59