An equilateral triangle has an altitude of 5√3. Find the perimeter

Which rational number could be graphed between -4 and -5

The sum of the first eight terms of an arithmetic progression is 9m + 14. the fifth term of the06 progression is 2m - 6, where m is a constant. given that the first term of the progression is 26,find the value of the common difference, d and thevalue of m.

If f(x) = -5x + 1 and g(x) = x3, what is (gºf)(0)? enter the correct answer