coordinate geometry

Select all the true statements.

• The length of each side is 5 units

• The perimeter is 25 units

• The area is 25 units squared

• The perimeter is 20 units

• The area is 20 units squared

Tags

CCSS.HSG.GPE.B.7

Line r : y = -3x - 2 is parallel to line s and perpendicular to line t.

What are the slopes of line s and line t?

• s_{m = 3;}

  t_{m = -1/3}

• s_{m = -1/3;}

  t_{m = 3}

• s_{m = -3;}

  t_{m = 1/3}

• s_{m = 1/3;}

  t_{m = -3}

Tags

CCSS.8.EE.B.6

Give the coordinate pair for the triangle.

Tags

CCSS.5.G.A.1

The area of triangle formed by the points (-5,0), (0,-5) and (5,0) is__________ sq.units

• 0

• 25

• 5

• none

Tags

CCSS.HSG.GPE.B.7

The slope of the line which is perpendicular to a line joining the points (0,0) and (-8,8) is    .

• -1

• 1

• 1/3

• -8

Tags

CCSS.8.EE.B.5

When proving that a quadrilateral is a trapezium, it is necessary to show___

• The slopes of two sides

• Two parallel and two non-parallel sides

• The lengths of all sides    

• All sides are of equal lengths

The two vertices and centriod of a triangle are (7,-2),(6,8) and (5,6) respectively.Then the coordinates of third vertex are .........

• (2,-10)

• (2,12)

• (5,12)

• (12,2)

What is the formula for midpoint?

• 
• 
• 
• a²+b²=c²

Tags

CCSS.HSG.GPE.B.6

Are the opposite sides of figure ABCD parallel?

• No, the distance of BC is 5 and the distance of AD is √40

• Yes, both AB & CD have a distance of 5 and BC & AD have a distance of 10

• No, the slope of AB is -3/4 and the slope of CD is 5/4

• Yes, both AB & CD have a slope of -3/4 and BC & AD have a slope of 4/3

Tags

CCSS.6.G.A.3

Find its area

• 64

• 32

• 34

• 60

Tags

CCSS.HSG.GPE.B.7