1. if two angles are supplementary and one of them is 30°, what is the measurement of the second angle? a. 90° b. 60° c. 180° d. 150°

Complete each statement from the information given and the triangle criterion you used. if the triangles cannot be shown to be congruent, leave the box for the second triangle blank and choose for reason “cannot be determined.” carbon - regular hexagon. ∆can ≅ ∆ by

20 points plus brainliest andwer plus my hover hoard im v desperate ! evaluate the polynomial for x=-2 in the equation -3x^3+7x^2-7x-1 (simplify your answer)

What is the value of the discrimination for the quadratic equation 0=×2+2+×2