I don't get this!

What is the common difference of the following arithmetic sequence?

-1000, - 2000, - 3000, ...

The sum of the numbers and four is 10 less than 12

A tree 5ft tall grows an average of 8 in. Each year. Which equation models the tree's height h after x years?

If the measure of each interior angle of a regular polygon is 165, find the number of sides of the polygon.

The two triangles below are similar. What is the similarity ratio of ΔXYZ to ΔABC? Triangle XYZ is shown with XZ measuring 10 and YZ measuring 30. Triangle ABC is shown with side AC measuring 15. 1:2 2:1 3:2 2:3

What's is the missing justification? transitive property. relfectuve property. symmetric property. subsitution property

Simplified form for x-1+4+7x-3

4. Solve using elimination. 4x - 3y = 9 3x + 2y = 11 Download pdf

What is the radius of a 12 feet circle

The price p per gallon g

What is the measure of the smallest angle in the triangle whose vertices are D (4,1), E (4, - 2), and F (-2, - 2) ? Round to the nearest degree. (Enter the number only.)