A polygon with 7 sides is shown. An angle goes inside of the shape.

What type of polygon is shown?

convex heptagon

concave heptagon

concave octagon

convex octagon

Chris grew 2 1/7 inches last year and 3 5/7 inches this year. How many inches has he grown within the last two years?

How much of the circle is shaded? Write your answer as a fraction in simplest form. 1/3 and 3/7

Find the radius and center of the circle given by the equation below. (x-6) 2 + (y + 4) 2 = 7 Ore 17 and center at (-4.6) or = 7 and center at (6-4) or=7 and center at (-6.4) or = 7 and ( 6-4)

What are the solutions of the equation (x-3) ^2 + 2 (x-3) - 8 = 0

To solve an equation, you need to know the value of any variables before beginning. True or false

Two trained professionals observe the behavior of children in a classroom. They each rate observed behaviors using the same form and the number of items that were rated the same is calculated. This is an example of which type of reliability? a.

Which pair of number is relative prime 7 and 42 16 and 39 66 and 77 90 and 891

What is 694 divided by 12

g P-values and confidence intervals are both used in hypothesis testing. Explain three reasons why it may be preferable to report a confidence interval over a P-value. Provide a specific example to justify your reasons.

An lake has an maximum dept of 1.333 thousand feet. Ther are 5,280 feet in one mile how deep is the lake in miles