[{"question":"Obvod \u0161tvorca o so stranou a vypo\u010d\u00edtame","answers":["a + a + a + a","a.a.a.a","a\u00b2","2a + a"],"correct":"a + a + a + a","order":"1"},{"question":"Obsah \u0161tvorca so stranou a vypo\u010d\u00edtame","answers":["a + a + a + a","a.a.a.a","a\u00b2","2a + a"],"correct":"a\u00b2","order":"2"},{"question":"Obvod obd\u013a\u017enika so stranami a (\u0161\u00edrka) a b (d\u013a\u017eka) vypo\u010d\u00edtame:","answers":["a\u00b2 + b\u00b2","2(a + b)","a.b","2a . 2b"],"correct":"2(a + b)","order":"3"},{"question":"Obsah obd\u013a\u017enika so stranami a (\u0161\u00edrka) a b (d\u013a\u017eka) vypo\u010d\u00edtame:","answers":["a\u00b2 + b\u00b2","2(a + b)","a.b","2a . 2b"],"correct":"a.b","order":"4"},{"question":"Obvod trojuholn\u00edka so stranami a, b, c vypo\u010d\u00edtame","answers":["c\u00b2 + b\u00b2 + c\u00b2","a(b + c)","a.b.c","a + b + c"],"correct":"a + b + c","order":"5"},{"question":"Trojuholn\u00edk (a = 3 cm, b = 5 cm, c = 4 cm) m\u00e1 spolo\u010dn\u00fa stranu a so \u0161tvorcom so stranou a = 3 cm. Obvod \u00fatvaru je","answers":["18 cm","21 cm","15 cm","22 cm"],"correct":"18 cm","order":"6"},{"question":"Obrazec je zlo\u017een\u00fd zo \u0161tvorca (a = 5 cm) a obd\u013a\u017enika (a = 5 cm, b = 7 cm), ktor\u00e9 sa dot\u00fdkaj\u00fa stranou a. Obvod obrazca je:","answers":["39 cm","60 cm","43 cm","34 cm"],"correct":"34 cm","order":"7"},{"question":"Obrazec je zlo\u017een\u00fd zo \u0161tvorca (a = 5 cm) a obd\u013a\u017enika (a = 5 cm, b = 7 cm), ktor\u00e9 sa dot\u00fdkaj\u00fa stranou a. Obsah obrazca je:","answers":["6 cm\u00b2","60 cm\u00b2","43 cm\u00b2","34 cm\u00b2"],"correct":"60 cm\u00b2","order":"8"},{"question":"\u0160tyri rovnoramenn\u00e9 trojuholn\u00edky (a = b = 5 cm, c = 3 cm) s\u00fa v rovine usporiadan\u00e9 tak, \u017ee ich z\u00e1kladne tvoria \u0161tvorec so stranou 3cm.. Obvod tak\u00e9hoto obrazca je","answers":["48 cm","25 cm","4 dm","52 cm"],"correct":"4 dm","order":"9"},{"question":"Obd\u013a\u017enik 1 so stranami a1 = 3 cm a b1 = 1cm a obd\u013a\u017enik 2 so stranami a2 = 3 cm a b2 = 2 cmsa dot\u00fdkaj\u00fa dlh\u0161\u00edmi stranami. O vzniknutom obrazci plat\u00ed:","answers":["S = 9 cm\u00b2, o = 12 cm","S = 9 cm\u00b2, o = 15 cm","S = 12 cm\u00b2, o = 15 cm","S = 19 cm\u00b2, o = 15 cm"],"correct":"S = 9 cm\u00b2, o = 12 cm","order":"10"}]