Mr. Wojcik's coordinate geometry practice

What formula do you use to decide if there is a right angle based on coordinates? 

• distance
• midpoint
• slope
• partitioning a segment

Tags

CCSS.HSG.GPE.B.7

Which of the following is NOT true for a rectangle?

• all four angles are right angles
• diagonals are perpendicular
• diagonals are congruent
• diagonals bisect each other

Tags

CCSS.HSG.CO.C.11

Which option could be used to prove a quadrilateral is a parallelogram?

• Both pairs of opposite sides are congruent

• Diagonals are congruent

• One pair of opposite sides are congruent

• One pair of opposite sides is congruent and diagonals are congruent

Tags

CCSS.HSG.CO.C.11

• Find the slope of 2 sides.

• Find the slope of all 4 sides.

• Find the slope of the diagonals.

• Find the length of all 4 sides.

Which option could be used to prove a quadrilateral is an isosceles trapezoid?

• One pair of sides is parallel

• One pair of sides is parallel and the non parallel sides are congruent

• Opposite sides are congruent

• Opposite sides are parallel and congruent

ABCD is a parallelogram, so the diagonals bisect each other. What is the midpoint of the diagonals?

• (a+c,b)

• (c/2,b/2)

• ((a+c)/2,b/2)

• (a/2,b/2)

Tags

CCSS.HSG.CO.C.11

Find the slope

• -5/3
• -3/5
• 5/3
• 3/5

Slopes of perpendicular lines are...

• opposite reciprocals

• opposites

• identical

• nothing

y = ^{- 2}/₃x + 2
y = ³/₂x + 9
These lines are...

• Parallel
• Perpendicular
• Neither

y = ¹/₃x + 2
y = 4x + 9
These lines are...

• Parallel
• Perpendicular
• Neither