Ajewelry store buys small boxes in which to wrap items that they sell. the diagram below shows one of the boxes. find the lateral area and the surface area of the box to the nearest whole number. use the large 14 x 7 cm rectangles on the top and bottom as the bases. 35 cm2; 364 cm2. 70 cm2; 364 cm2. 35 cm2; 266 cm2. 70 cm2; 266 cm2.

Statements reasons 1. ab ? cd; ad ? bc 1. given 2. ac ? ac 2. reflexive property 3. ? adc ? ? cba 3. ? 4. ? dac ? ? bca; ? acd ? ? cab 4. cpctc 5. ? dac and ? bca are alt. int. ? s; ? acd and ? cab are alt. int. ? s 5. definition of alternate interior angles 6. ab ? cd; ad ? bc 6. converse of the alternate interior angles theorem 7. abcd is a parallelogram 7. definition of parallelogram what is the missing reason in step 3?