6-7-(-4)-3
Help me please!
I know the answer is 0 but I need a step by step explanation

The center of the circumscribed circle lies on line segment and the longest side of the triangle is equal to the of the circle.

21 type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar. the solution set of n2 - 14n = -45 is { (separate the solutions with a comma)

Awindow has the shape of a rectangle with a semi circle at the top. find the approximate area of the window using the dimensions shown. 4ft by 8ft