Find the area of a triangle when A = 78°, 6 = 14 and c = 12. 78.4 units2
76.4 units2
a.
C.
b. 82.2 units2
d. 84.2 units2

Follow these steps using the algebra tiles to solve the equation −5x + (−2) = −2x + 4. 1. add 5 positive x-tiles to both sides and create zero pairs. 2. add 4 negative unit tiles to both sides and create zero pairs. 3. divide the unit tiles evenly among the x-tiles. x =

Find the x-intercepts of the parabola withvertex (1,1) and y-intercept (0,-3).write your answer in this form: (x1,if necessary, round to the nearest hundredth.

Simplify. (-2)^-3 a. -8 b. -1/8 c. 1/8 d. 8