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Brut [27]
3 years ago
14

Find the circumference of the circle.

Mathematics
1 answer:
Anna007 [38]3 years ago
7 0

Answer:

12ft

Step-by-step explanation:

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Solve for a side in right triangles
elena55 [62]

Answer:

4.50 = ?

Step-by-step explanation:

Since this is a right triangle, we can use trig functions

sin theta = opposite / hypotenuse

sin 40 = ? / 7

Multiply each side by 7

7 sin 40 = ?

4.499513268 = ?

To the nearest hundredth

4.50 = ?

5 0
3 years ago
Find the area of the following shape, given its curves are made from parts of circles with diameters indicated on the diagram.
Alexxandr [17]

Answer:

222.51 (when rounded)

Step-by-step explanation:

Pi x r squared is the formula to find the area of a circle

153.94 + 12.57 + 56

= 222.51

You basically find the area of each circle by find their diameters. So half of the length shown on each circle.

7 0
2 years ago
A radio is on sale for half price. Let y be its original price. Write an expression that tells its sale price.
svetlana [45]

Answer:

50% off of y

Step-by-step explanation:

4 0
3 years ago
Can someone please help explain this to me I don’t get it and it’s due in a few hours, please
Svet_ta [14]

Explanation:

1.angels on a straight line add up to 180degrees

2.when you see the signs at number 6 and 7 it means it is 90 degrees

EG. number 6.it will be 90degrees+29degrees=119degrees remember that all angles on a straight line add up to 180 degrees. to get angel xwy you will subtract 119 degrees from 180 degrees =xwy which is 61 degrees

4 0
3 years ago
If these two shapes are similar, what is the measure of the missing length x?
Rus_ich [418]

Answer:

x=22\ yd

Step-by-step explanation:

we know that

If two figures are similar, then the ratio of its corresponding sides is proportional

so

\frac{x}{14}=\frac{77}{49}

solve for x

x=\frac{77}{49}(14)

x=22\ yd

6 0
3 years ago
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