Solve For The Missing Variable In Each Figure. Give Exact Values.

Mathematics

1 answer:

igor_vitrenko [27]3 years ago

7 0

Answer:

X= 10 I think

Step-by-step explanation:

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At the end of the first day three of the cricketers scored these runs 28, 61 and 39

prohojiy [21]

Answer:

His friend took one from 61 and added it to 39. That made it easy to mentally add 40 and 60 to get 100. Then he mentally added 28 to 100 to get 128.

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3 years ago

What is 2 2/3 minus 1 1/2

vagabundo [1.1K]

Answer:

1 1/6

Step-by-step explanation:

2 2/3 = 2+2/3

1 1/2 = 1+1/2

So (2 2/3) - (1 1/2)=2+2/3-(1+1/2)=

2+2/3-1-1/2=1+(2/3-1/2)=1+(4-3)/6=1+1/6=

1 1/6

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3 years ago

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A circle has a circumference of 125.6 centimeters. what is the diameter of the circle to the nearest centimeter?what is the radi

natali 33 [55]

You divide 125.6 by 3.14 which = 68.66
That's the diameter. so the nearest cm is 69cm
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3 years ago

Find the area of an octagon whose perimeter is 120 cm.

stira [4]

Answer:

The area of an octagon whose perimeter is 120 cm is 1086.4 $cm^{2}$

Step-by-step explanation:

An octagon is a polygon with eight sides. If the lengths of all the sides and the measurement of all the angles are equal, the octagon is called a regular octagon.

There is a predefined set of formulas for the calculation of perimeter, and area of a regular octagon.

The perimeter of an Octagon is given by

$P=8a$