Which equation describes Which equation describes a line perpendicular to line R that passes through the point (3, -6)? A x - 3y=21
B 3x + y = 3
C 3x - y - 15
D3x - y = 3

Which speed is the fastest (use 1 mile ≈ 1.6 kilometers)? a. 12 miles/hour b. 18 feet/second c. 19 kilometers/hour d. cannot be determined

Which statement justifies why angle ebc measures 90?

Fred has a spinner that is split into four equal sections: red, blue, green, and yellow. fred spun the spinner 688 times. which of the following would be a good estimate of the number of times the spinner lands on the green section? a. 269 b. 603 c. 344 d. 189