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Mathematics 9 Online
OpenStudy (anonymous):

checking my answers

OpenStudy (anonymous):

Which quadrilateral names apply to the figure? Choose all answers that are correct. A. square B. rhombus C. parallelogram D. rectangle

OpenStudy (anonymous):

OpenStudy (anonymous):

i think its A

OpenStudy (anonymous):

@Phew

OpenStudy (anonymous):

is it A

OpenStudy (anonymous):

A is not the answer because the angles are not 90 degres

OpenStudy (anonymous):

It's not A

OpenStudy (anonymous):

c

OpenStudy (anonymous):

?

OpenStudy (anonymous):

if u can help with all my qs i will give a medel

OpenStudy (anonymous):

@Opcode

OpenStudy (anonymous):

it is B

OpenStudy (anonymous):

he area of a rectangle is 70.81 mm2 and the length is 9.7 mm. What is the width of this rectangle?

OpenStudy (anonymous):

i dont kniow how to get the answer

OpenStudy (anonymous):

since all sides have the same length

OpenStudy (anonymous):

the area = L* W so you have the area and L w=area/L

OpenStudy (anonymous):

so 686

OpenStudy (anonymous):

no.......

OpenStudy (anonymous):

help......

OpenStudy (opcode):

A. Square (False; via angles, you need four 90 degree angles.) B. Rhombus (True; via angles.) C. Parallelogram (True; opposing sides have congruency.) D. Rectangle (False; inherently false because of B, and C.)

OpenStudy (anonymous):

w=70.81/9.7=

OpenStudy (anonymous):

w=7.3

OpenStudy (anonymous):

do i times 70.81 and 9.7

OpenStudy (anonymous):

the answer is 73

OpenStudy (anonymous):

or 730

OpenStudy (anonymous):

pl help

OpenStudy (anonymous):

@domebotnos

OpenStudy (anonymous):

@ninersnation777

OpenStudy (anonymous):

sorry bro no idea

OpenStudy (anonymous):

w=area/ L= 70.81/9.7=7.3

OpenStudy (anonymous):

7.3 is the answer

OpenStudy (anonymous):

The area of a triangle is 64.4 cm2 and the base is 8 cm. What is the height of the triangle? cm

OpenStudy (anonymous):

16.1

OpenStudy (anonymous):

is thgat the answer

OpenStudy (anonymous):

@maddie002

OpenStudy (anonymous):

@lolibear

OpenStudy (anonymous):

is it right

OpenStudy (anonymous):

@Hero

OpenStudy (anonymous):

the are of tri= 1/2*h*b h=area*2/b=64.4*2/8=16.1

OpenStudy (anonymous):

is ok im doing a new test can u help

OpenStudy (anonymous):

Add. –47 + –19 A. 66 B. –66 C. –28 D. 28

OpenStudy (anonymous):

c?

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