2 metres + ? centrimetres = 2.9 metres

Which graph represents the equation y =4x

Which of the following constants can be added to x2 - 3x to form a perfect square trinomial?

If a distance of 75 yds is measured back from the edge of the canyon and two angles are measured , find the distance across the canyon angle acb = 50° angle abc=100° a=75 yds what does c equal?