The diagram shows parallelogram ABCD, where AB = DC = x cm and AD = BC = 10 cm. Given that AC = 2x cm and angle BAC = 30°, show that x² = 100(5 +2√3) / 13

Write an equation of the line that passes through the point (2, 3) and is perpendicular to the line x = -1. a) y = 1 b) y = 3 c) y = 0 eliminate d) y = -3

Find the measure for the angle indicated in bold

Write an expression to represent the perimeter 2a-3 , 3a+1 , 2a