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Mathematics 7 Online
OpenStudy (anonymous):

medal What is the area of the shaded region of the figure? assessment graphic yd2

OpenStudy (anonymous):

OpenStudy (anonymous):

@welshfella

OpenStudy (welshfella):

area of shaded part = area of the whole figure - area of the small middle figure

OpenStudy (welshfella):

the 2 figures are both rectangles whose are = length * width

OpenStudy (anonymous):

so the formula will be 6yd X5yd -2yd -1.6yd ?

OpenStudy (anonymous):

26.4? yd

OpenStudy (welshfella):

that would be 2 yd X 1.6 yd do the multiplications first

OpenStudy (welshfella):

26.4 is not correct

OpenStudy (anonymous):

okay

OpenStudy (anonymous):

26.8

OpenStudy (welshfella):

yep

OpenStudy (welshfella):

30 - 3.2 = 26.8 sq yds

OpenStudy (anonymous):

can you help me with more

OpenStudy (welshfella):

sorry I have to go right now

OpenStudy (anonymous):

okay

OpenStudy (anonymous):

@lsherron

OpenStudy (anonymous):

OpenStudy (anonymous):

55

OpenStudy (anonymous):

can you help with 5 more

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

Which phrase best defines a parallelogram? A. four right angles B. exactly one pair of parallel sides C. both pairs of opposite sides parallel D. four congruent sides

OpenStudy (anonymous):

i think its c

OpenStudy (anonymous):

C. both pairs of opposite sides parallel

OpenStudy (anonymous):

yes right

OpenStudy (anonymous):

The area of a rectangle is 61.64 square feet and the length is 9.2 feet. What is the width of this rectangle? ft

OpenStudy (anonymous):

6.7ft

OpenStudy (anonymous):

yes?

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

it is 6.7

OpenStudy (anonymous):

Sam wrote this equation for the area of a parallelogram. 116.58 = 13.4h. What is the height (h) of this parallelogram? A. 103.2 units B. 8.7 units C. 1562.2 units D. 8.2 units

OpenStudy (anonymous):

b

OpenStudy (anonymous):

what grade are you in?

OpenStudy (anonymous):

you there?

OpenStudy (anonymous):

6th

OpenStudy (anonymous):

wow

OpenStudy (anonymous):

he area of a triangle is 56.4 square inches and the base is 12 inches. What is the height of this triangle? A. 4.7 in B. 9.4 in C. 676.8 in D. 338.4 in

OpenStudy (anonymous):

c right

OpenStudy (anonymous):

um... yah

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