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brilliants [131]
3 years ago
13

Answer number 1 and 2 am giving brainliest please help

Mathematics
2 answers:
Ymorist [56]3 years ago
5 0

9514 1404 393

Answer:

  38 square inches

Step-by-step explanation:

The figure is a quadrilateral with one pair of parallel sides. That means it is a trapezoid, so the area formula for a trapezoid is applicable.

  A = (1/2)(b1 +b2)h

The two parallel bases are 7 in and 12 in. The height is the perpendicular distance between them, 4 in. So, the area is ...

  A = (1/2)(7 in +12 in)(4 in) = (1/2)(19 in)(4 in)

  A = 38 in²

The area of the trapezoid is 38 square inches.

natali 33 [55]3 years ago
5 0

Answer:

<h2><u>Answer </u><u>:</u><u>-</u></h2>

We know that

The shape is trapezoid.

According to Question,

The area of trapezoid = ½(a + b) × h

  • a and b are parallel side of the trapezoid
  • H is the height of trapezoid

\large \sf \:  \dfrac{1}{2}  \bigg(12 + 7 \bigg) \times 4

\large \sf \: 1 \times 19 \times 2

\large \sf \: 19 \times 2

\large \sf \: 38 \: in {}^{2}

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What is the formula to find the area of a triangle? choose all that apply​
Nana76 [90]

Answer:

the second and thrid one :)

Step-by-step explanation:

3 0
3 years ago
Can u do this bro 100x7+8-678x56
Gelneren [198K]
PEMDAS 100 times 7 is 700 678 times 56 is 37968 700 +8 - 37968 -37260
7 0
3 years ago
Pls look at this pic and help like i don't understand i will mark u as brainliest
dimulka [17.4K]

Answer:

48 cubic yard

Step-by-step explanation:

volume \: of \: pyramid \\  = area \: of \: base \times height \\  =  {4}^{2}  \times 3 \\  = 16 \times 3 \\  = 48 \:  {yard}^{3}  \\

3 0
3 years ago
What equation will give the perimeter of the figure? HELP HELP HELP
nata0808 [166]

Answer:

(2l + 2w) + (a + b + c)

Step-by-step explanation:

The formula for the perimeter of a rectangle is

P = 2l + 2w

so if you substitute, it becomes

P = 2(12) + 2(2)

= 24 + 4

= 28

For the perimeter of a triangle the correct formula would be

P = a + b + c

The missing side in the triangle is 3 because 15 - 12 is 3.

If you substitute, it becomes

P = 2 + 3 + 6

P = 11

If we add both perimeters together we get the full perimeter of the figure which is

28 + 11 = 39

I am not sure if you wanted the answer as well but just in case :)

4 0
3 years ago
I didn’t really understand number 9
Leona [35]
1/2 m × 1/2 m × 1/2 m = s³

your answer should be 1/8 m³
7 0
3 years ago
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