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Dafna1 [17]
3 years ago
7

Do all quadrilaterals have all right angles

Mathematics
2 answers:
Lubov Fominskaja [6]3 years ago
8 0

Answer:

No, All quadrilateral don't have all right angles.

<h2>How?? </h2>

▶A square, rectangle have all right angle but a parallelogram don't have all right angle

Hope you understand it✔

Lapatulllka [165]3 years ago
7 0

Answer:

<em>N</em><em>o</em><em> </em><em>a</em><em>l</em><em>l</em><em> </em><em>q</em><em>u</em><em>a</em><em>d</em><em>r</em><em>i</em><em>l</em><em>a</em><em>t</em><em>e</em><em>r</em><em>a</em><em>l</em><em> </em><em> </em><em>d</em><em>o</em><em>e</em><em>s</em><em>n</em><em>o</em><em>t</em><em> </em><em>h</em><em>a</em><em>v</em><em>e</em><em> </em><em>a</em><em>l</em><em>l</em><em> </em><em>r</em><em>i</em><em>g</em><em>h</em><em>t</em><em> </em><em>a</em><em>n</em><em>g</em><em>l</em><em>e</em>

The quadrilateral that have all angles of 90 degree

  • Square have all the angles of 90 degree
  • rectangle have all the angle of 90 degree
  • Rhombus have all the angles of 90

The quadrilateral that doesnot have all angles

of 90 degree

  • Parallelogram doesnot have all the angles of 90 degree
  • Kite doesnot have all the angles of 90 degree

<u>H</u><u>o</u><u>p</u><u>e</u><u> </u><u>i</u><u>t</u><u> </u><u>h</u><u>e</u><u>l</u><u>p</u><u>s</u><u> </u><u>u</u><u> </u><u>m</u><u>a</u><u>t</u><u>e</u>

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In a dass of 32 students there are 11 males. Find the ratio of males to females
Levart [38]

\huge{\boxed{11:21}}

First, find the number of females in the class. 32-11=21

Then, just write the ratio. \text{11 males:21 females}=\boxed{11:21}

3 0
3 years ago
Find the Mean, Median, Mode and Range of each series. Mean: 126 ÷ 9 = 14 1) 6 , 12 , 8 , 4 , 16 , 16 , 6 , 16 , 9 93 ÷ 9 2) 13 ,
Nadya [2.5K]

Answer:

129-14 is 115 than minus 6 than add 12

Step-by-step explanation:

7 0
3 years ago
Barrett works at an ice cream shop. The function f(x) represents the amount of money in dollars Barrett earns per gallon of ice
Paha777 [63]

Answer:

f(g(x))=6x^3} +4

Step-by-step explanation:

Given:

f(x)=2x^2+4\\\\g(x)=\sqrt{3x^3}

Required:

f(g(x))=?

Solution:

let f(g(x))=f(X), where X=g(x)

so f(X)=2X^2+4

put X=g(x)=\sqrt{3x^3}, we get

f(g(x))=2(\sqrt{3x^3} )^2+4

f(g(x))=2(\sqrt{3x^3} )^2+4\\\\f(g(x))=2({3x^3} )+4\\\\f(g(x))=6x^3} +4

5 0
3 years ago
0.86 is 3.06 % of what number (Round to the nearest hundredth.)
polet [3.4K]

Answer:

Let the number be x

3.06% = 0.0306

The above statement is written as

0.0306x = 0.86

Divide both sides by 0.0306

x = 0.86/0.0306

<h2>x = 28.10</h2>

Hope this helps you

4 0
3 years ago
HELP MEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
sasho [114]
Answer is 54^2.

since there are triangles in this one, it is easier to do this. all you have to do is make boxes in and since there are angles, outside the lines. like this picture.

the orange is 1
red and dotted is 2
blue is 3
purple is 4(a regular box which should be easy to count.

all you have to do is add up all the boxes within the boundaries.
boundary 1: 12
boundary 2: 18
boundary 3: 6
boundary 4: 36

now when the boundary has a triangle in it (1, 2, & 3) divide the number you got in half or 2.
boundary 1: 6
boundary 2: 9
boundary 3: 3

the ractangle box doesn't not get divided.
boundary 1: 6
boundary 2: 9
boundary 3: 3
boundary 4: 36

add all the numbers you got now for each boundary and that would be your area squared.

6+9+3+36=54^2

so your final answer is 54^2.

i hope this helps you.

3 0
3 years ago
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