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erik [133]
3 years ago
12

A shape is randomly selected from the following quadrilaterals: parallelogram, rhombus, rectangle, square, and trapezoid. What i

s the probability that it has four right angles, given that it has four congruent sides?
Mathematics
2 answers:
Alenkasestr [34]3 years ago
7 0

Answer:

1/2.

Step-by-step explanation:

There are 2 quadrilaterals which have 4 congruent sides in the list: A square and a rhombus, The square  is the one with four right angles.

So the required  probability  is 1/2.

olga_2 [115]3 years ago
7 0

Answer:

the rectangel its the roler of the roller ofjfuhugjsgjgegyedgygedy 346 =64

equel to 6

Step-by-step explanation:

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The radius of a cylinder is 5" and the lateral area is 70 pi sq. In. Find the length in altitude
aev [14]
We are to solve for the value of the altitude of the given cylinder which has a radius of 5 feet and a lateral area of 70pi ft². To solve this we should recall that the formula in solving the lateral area of a cylinder is Lateral Area = 2pi*r*h. The solution is shown below:
r is equal to 5 ft
lateral area = 70pi
Solving for h, we have:
70pi = 2pi*5*h
70pi / 2pi = 5h
35 = 5h
divide both sides by 5, we have:
35/5 = 5h/5
7 = h

The answer for the length of the altitude is 7 feet.
8 0
3 years ago
The drama club can wash 9 cars in 40 minutes.  At this rate, how many cars can they wash in 2 hours? Caution: turn hours to minu
Natali [406]

Answer:

l am pretty sure the answer is 27

6 0
3 years ago
How do you do this question?
quester [9]

Step-by-step explanation:

F(x) = ∫ₐˣ t⁷ dt

F(x) is the area under f(t) between t=a and t=x.  When x=a, the width of the interval is 0, so the area is zero.

F(6) = 0, so a = 6.

F(x) = ∫₆ˣ t⁷ dt

F(6) = ∫₆⁶ t⁷ dt

F(6) = 0

3 0
4 years ago
Are the dotted lines in the shape parallel, perpendicular or intersecting?
slava [35]

Answer:

<em>Parallel</em>

Step-by-step explanation:

The dotted lines are parallel because they have the same <u>gradient</u> to each other, this means the two dotted lines will <u>never</u> touch each other.

Have a great day <3

8 0
3 years ago
What’s the slope for the graph?
Over [174]

Answer:

The slope is defined as the ratio of the vertical change between two points, the rise, to the horizontal change between the same two points, the run.The vertical change between two points is called the rise, and the horizontal change is called the run.

6 0
3 years ago
Read 2 more answers
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