The sum of the measures of the interior angles of a regular polygon is 900 degrees. How many sides does the polygon have?

John traveled 150km in 6 hours and alice traveled 180km in 4 hours. what is the ratio of the average speed of john to average speed of alice? a. 3:2 b. 2:3 c. 5:9 d. 5:6

What do it equal 1 1/3 + 1 3/7

Perpendicular lines intersect to form what angle? A. 60° B. 90° C. 100° D. 180°

Which of the following is moeilikely the next step in the series? a3z, b6y. c9x, d12W. 615V. F18U

Standard form for 4 hundred-thousands, 13 thousands, 11 hundreds, 4 ones

Can - 20 and 20 be expressed with a less than or equal to sign? Example: - 20 _< 20.

Train travels 60 miles in 40 minutes what is the average speed

What is 22/6 is the simplest form

Write the given equation in slope intercept form 2x+y=22

Manuel buys 7.9 pounds of strawberries. Each pound costs $3.89. Which expression gives the best estimate of the cost of the strawberries? (8) ($4) (7) ($4) (8) ($3) (7) ($3)