What is an estimate of the value of 906,000,000,000 expressed as a product of a single digit and a power of 10? 9 x 10(10)
9 x 10(11)
09.06 x 10(11)
9.06 x 10(12)

What is the effect on the graph of the function f(x) = x2 when f(x) is changed to f(x) − 4?

Find the measure of anglec in the following triangle

Given: ab ≅ cd and ad ≅ bc prove: abcd is a parallelogram. 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? triangle angle sum theorem sas congruency theorem sss congruency theorem cpctc