関連ワード:  a triangle with two right angles is possible    a triangle has two right angles is this possible why or why not    is it possible to draw a triangle with two right angles    is it possible to have a triangle with two right angles    is it possible to make a triangle with two right angles    is a right triangle with two congruent angles possible    is it possible to have a triangle with two right angles give reason    prove whether it is possible to have a triangle with two right angles    do you think it is possible to sketch a triangle with two right angles    can we have two right angles in a triangle  
結果 : a triangle with two right angles is possible