Quadrilateral ABCD is an isosceles trapezoid with AD || BC. Which of the following is not true?
A. AD BC
B. AB CD
C. AC BD
D. B C

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?

The ratios 3: 9, 4: 12, 5: 15, and 6: 18 are a pattern of equivalent ratios in the ratio table. which is another ratio in this pattern?

Prove the divisibility of the following numbers: 25^9 + 5^7 is divisible by 30.also, read as (25 to the power of 9) + (5 to the power of 7) is divisible by 30. blank x 30what is the blank? ( it should be expressed in exponent form)