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ΔABC has vertices A(6, 9), B(4, 6), and C(-2, 10). Which of the following is TRUE?

To solve an acute triangle given two sides and one contained angle, you would use the

What are the coordinates of the midpoint of the line segment joining P(-15, 17) and Q(23, 15)?

Solve by factoring: 3×2 +6x – 24 = 0

Solve the system. 3x + 4y = 55x – 4y = -13

To solve an acute triangle given 3 sides, you would use the

The sum of the interior angles of a triangle is

A line perpendicular to a line with the equation y=-4x+2, would have a slope of

Find the equation of the circle with a centre (0, 0) and a radius of 8 units.

If three sides of one triangle are respectively equal to three sides of a second triangle, the triangles are