105 Given the right trapezoid ABCD folding

104 A trangle geometric shape

103 A trangle geometric shape

102 A trangle geometric shape

101 A trangle geometric shape

100 A trangle geometric shape

99 pyramid square base midpoint geometric shape

98 A trangle geometric shape

97 A trangle geometric shape

96 Given BD bisects ∠ABC, ∠A+∠C=180° $. Prove AD=DC for answer

95 A trangle geometric shape

94 solid geometry Pyramid