Trắc nghiệm Toán 7 Bài 3 Trường hợp bằng nhau thứ nhất của tam giác cạnh.cạnh.cạnh

A. \(\Delta ED{\rm{F = }}\Delta KIH\)

B. \(\Delta DE{\rm{F = }}\Delta IKH\)

C. \(\Delta DE{\rm{F = }}\Delta KIH\)

D. \(\Delta DE{\rm{F = }}\Delta KHI\)

A. \(\widehat D = {60^0};BC = 4cm\)

B. \(\widehat D = {60^0};BC = 3cm\)

C. \(\widehat D = {70^0};BC = 3cm\)

D. \(\widehat D = {80^0};BC = 4cm\)

A. \(\Delta BAC{\rm{ = }}\Delta A{\rm{ED}}\)

B. \(\Delta ACB{\rm{ = }}\Delta A{\rm{ED}}\)

C. \(\Delta ABC{\rm{ = }}\Delta A{\rm{ED}}\)

D. \(\Delta ABC{\rm{ = }}\Delta A{\rm{DE}}\)

A. \(\Delta ABC{\rm{ = }}\Delta C{\rm{DA}}\)

B. \(\widehat {ABC} = \widehat {CDA}\)

C. \(\widehat {BAC} = \widehat {DAC}\)

D. \(\widehat {BCA} = \widehat {DAC}\)

A. AD // BC

B. AB // CD

C. \(\Delta ABC{\rm{ = }}\Delta {\rm{CDA}}\)

D. \(\Delta ABC{\rm{ = }}\Delta A{\rm{DC}}\)

A. \(\Delta BA{\rm{D = }}\Delta KIH\)

B. \(\Delta AB{\rm{D = }}\Delta KHI\)

C. \(\Delta AB{\rm{D = }}\Delta IHK\)

D. \(\Delta AB{\rm{D = }}\Delta KIH\)

A. 60⁰

B. 70⁰

C. 90⁰

D. 120⁰

A. \(\Delta CAB{\rm{ = }}\Delta DAB\)

B. \(\Delta ABC{\rm{ = }}\Delta DBA\)

C. \(\Delta CAB{\rm{ = }}\Delta DBA\)

D. \(\Delta CAB{\rm{ = }}\Delta ABD\)

A. \(\Delta AMC{\rm{ = }}\Delta BCM\)

B. \(AM \bot BC\)

C. \(\widehat {BAM} = \widehat {CAM}\)

D. \(\Delta AMB{\rm{ = }}\Delta AMC\)

A. 100⁰

B. 70⁰

C. 80⁰

D. 90⁰

A. \(\Delta AOB{\rm{ = }}\Delta CEO\)

B. \(\Delta AOB{\rm{ = }}\Delta COE\)

C. \(\widehat {AOB} = \widehat {OEC}\)

D. \(\widehat {ABO} = \widehat {OEC}\)

A. 25⁰

B. 50⁰

C. 80⁰

D. 90⁰

A. \(\widehat {BCA} = \widehat {BAC'}\)

B. \(\Delta ACB{\rm{ = }}\Delta BAC'\)

C. \(\widehat {BAC} = \widehat {BAC'}\)

D. \(\Delta ACB{\rm{ = }}\Delta BC'A\)

A. \(\widehat {CAC'} > \widehat {CBC'}\)

B. \(\widehat {CAC'} = \widehat {CBC'}\)

C. \(\widehat {CAC'} < \widehat {CBC'}\)

D. \(\widehat {CAC'} = 2. \widehat {CBC'}\)