A regular decagon is rotated in degrees about its center carrying the decagon onto itself. the value of n could be

Solve the equation. 4s=2/5 s= (Type a whole number, fraction, or mixed number.)

Which value for y completes the proportion? 18/27 = 2/y what would the answer be? A. 1 B. 2 C. 3 D. 9?

Which ordered pairs in the form (x, y) are solutions to the equation (x + 6) y = 9? Choose all answers that are correct. A. (-5, 9) B. (-3, 3) C. (3, 1) D. (7, 9)

A) Factor x^2 - x - 2 b) Factor x^2 - 13x + 40

At 8:00 AM a bicyclist departed city A, heading towards city B at a rate of 20 km/h. After traveling for 4 hours he stopped for an hour break. At the same time, a biker left city A traveling in the same direction at the rate of 50 km/h.

A Girl Scout had 5x-12 boxes of cookies and sells 3x+18 of them. Write an expression to represent the amount of boxes she has left.

Use the elimination method to solve the system of equations. Choose the correct ordered pair 2x + 4y = 16 2x - 4y = 0 A. (2. - 4) B. (4,-2) C. (2,4) D. (4,2)

A nine-year-old tested professional touch therapist. Using a cardboard partition, she held a hand above one of the therapist's hands and the therapist was asked to identify the hand that was chosen.

If BRM is congruent to KYZ how can you justify that YZ is congruent to RM

A rectangle and a triangle have the same base measurement and area. how does the height of the triangle compare to the height of the rectangle?