Which statement must be true to prove that a quadrilateral is a parallelogram?

A) Consecutive angles are acute.

B) Opposite angles are complementary.

C) Consecutive angles are complementary.

D) Opposite angles are congruent.

Quinton and Hunter are biking on trails in Katy Trail State Park. They biked 5/6 miles in the morning and 5/8 miles in the afternoon. Did they bike a greater distance in the morning or in the afternoon?

Find the greatest common factor of 48 and 36.

Disney World in Orlando Florida is the most popular theme park in the world. More than 39 million people visit every year. It's exactly 43.12 million people visit the park into thousand eight at and the average omission price of $43.

When half the positive difference between the 13th and 23rd natural numbers is added to the 34th even natural number, what is the result? (The natural numbers are 1, 2, 3, 4, ...)

The square root of 9x plus 7 plus the square rot of 2x equall to 7

Speed between 145.155 and 144.809

What 2 numbers have an absolute value of 4 * A 4 and 16 B 4 and - 4 C 2 and 4 D - 2 and - 4

Identify the next three terms in the geometric sequence 5, 10, 20, 40, ...

What is 370,000,000 is scientific notation?

What is the height of the following triangle if the area is 60 square meters