In the following diagram line C Intersects line D. 21
3x+7
22
23
24
26
25
4x+5
5y-297
28
3y+19
DK
Figure may not be drawn to scale.
A. Using complete sentences, classify the relationship between 27 and 28 created by the intersection of lines C and
D.
B. Use complete sentences to explain how the special angles created by the intersection of lines C and D can be used
to solve for y.
C. Solve for y and find the measures of 27 and 28.

To prove p is equal to q using an indirect proof what would your starting assumption be?

The blue whale is the largest animal living on the earth. the average blue whale measures 100 feet long (30 meters) and weighs 300,000 pounds (136,000 kilograms). a whale’s head is 1⁄3 of the length of its body. a new baby whale is 1⁄4 the length of a grown whale. the average man is 1⁄17 the length of a blue whale, and 1⁄1,818 its weight. a human baby measures 1⁄4 of the length of an adult. calculate the following information: how long is a whale’s head? how long is a new baby whale? how tall is the average man? how much does the average man weigh? how tall is the average human baby?

In trapezoid abcd, ac is a diagonal and ∠abc≅∠acd. find ac if the lengths of the bases bc and ad are 12m and 27m respectively.