Calculate the circumference of a circle with diameter 8 feet. show all work and add units!

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 9 + 12x + 4x^2

Manuela claims that and are congruent. which statement best describes her claim? she is incorrect because the segments do not have the same orientation. she is incorrect because the segments do not have the same length. she is correct because the segments have the same length. she is correct because the segments have the same orientation.

Identify the expression equivalent to 4(x + x + 7) − 2x + 8 − 4 by substituting x = 1 and x = 2.