Cho $\Delta HIK = \Delta EFR$. Biết góc H=45, F=60. Tính các góc

Question

Cơ bản

Cho $\Delta HIK = \Delta EFR$. Biết góc H=45, F=60. Tính các góc còn lại của $\Delta HIK$

4 câu trả lời

Answer 1

$\widehat{I}=60^{\circ};\widehat{K}=75^{\circ}$

Answer 2

$\widehat{I}=65^{\circ};\widehat{K}=70^{\circ}$

Answer 3

$\widehat{I}=80^{\circ};\widehat{K}=55^{\circ}$

Answer 4

$\widehat{I}=75^{\circ};\widehat{K}=60^{\circ}$