Mathematics, 30.01.2020 08:53 ahorseman
After giving 1/3 of his football cards to his brother and 2/5 of the remainder to his sister, max had 30 left. how many cards did he have to begin with? ( show steps! )
Answers: 1
Mathematics, 21.06.2019 23:10, ylianafghgfdsnm1479
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?
Answers: 2
Mathematics, 22.06.2019 01:00, stjuliendeja
What is the value of the discriminant, b2 ? 4ac, for the quadratic equation 0 = x2 ? 4x + 5, and what does it mean about the number of real solutions the equation has?
Answers: 3
Mathematics, 22.06.2019 01:20, allenlitterell
32a³b² 8ab² simplify the following expression.
Answers: 1
After giving 1/3 of his football cards to his brother and 2/5 of the remainder to his sister, max ha...
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