Which of the following statements is always true? . a. acute triangles are scalene.. b. scalene triangles are acute.. c. acute triangles are equilateral.. d. equilateral triangles are acute..

Find the average rate of change for f(x) = x2 − 3x − 10 from x = −5 to x = 10.

What number should be added to the expression x^2+3x+ in order to create a perfect square trinomial? 3/2 3 9/4 9

Cody started biking to the park traveling 15 mph, after some time the bike got a flat so cody walked the rest of the way, traveling 4 mph. if the total trip to the park took 6 hours and it was 46 miles away, how long did cody travel at each speed? solve using rate times time= distance