coordinate Geometry

Which formula would you use to show two lines are perpendicular?

• Slope

• Midpoint

• Distance

What is the formula for midpoint?

• 
• 
• 
• a²+b²=c²

Tags

CCSS.HSG.GPE.B.6

Find the distance between J and K.

• 8.2
• 7.7
• 9
• 10.2

Tags

CCSS.HSG.GPE.B.7

Find the distance between the points:
(5,3) (2,3)

• 3
• 7
• 10

Tags

CCSS.HSG.GPE.B.7

Find the midpoint of the segment with the endpoints:(6, 7) and (6, -5)     

• (0, -1)
• (6, 1)
• (1, 6)
• (0, 1)

Tags

CCSS.HSG.GPE.B.6

What is an equation in point-slope form for the line perpendicular to y = 2x + 13 that contains (8, –4)?

• y + 4 = - (1/2)(x – 8)

• x + 4 = 2(y – 8)

• y + 4 = 2(x – 8)

• y + 8 = - (1/2)(x – 4)

Tags

CCSS.HSG.GPE.A.1

Is the line through points P(–3, –2) and Q(2, 3) perpendicular to the line through points R(10, –1) and S(15, –6)? Explain.

• No, their slopes are not opposite reciprocals.

• No, their slopes are not equal.

• Yes, their slopes are opposite reciprocals.

• Yes, their slopes are equal.

Tags

CCSS.HSG.CO.C.11

A line with a slope that is undefined is ...

• Horizontal

• Vertical

• Very steep

• Not very steep

Tags

CCSS.8.EE.B.5

Two lines have gradients, (4/d) and (-2/5).

Find d if the lines are: perpendicular

• d = 5 / 8

• d = 8 / 5

• d = -10

• d = 10

Tags

CCSS.8.EE.B.6

Identify the transformation from ABCD to A'B'C'D'.

• Translation
• Reflection across the y-axis
• Reflection across the x-axis
• 90^o counter clockwise Rotation

Tags

CCSS.8.G.A.3