Six is fifteen less than three times a númber

What is the value of the expression i 0 × i 1 × i 2 × i 3 × i 4? 1 –1 i –i

The vertices of a triangle are a(7.5), b(4,2), and c19. 2). what is

If angle b measures 25°, what is the approximate perimeter of the triangle below? 10.3 units 11.8 units 22.1 units 25.2 units