20. 58 21. 100 22. 60 81 24. 56 23. 25 169 837 (Hint. Perfect square)

Q: Work out 0.15*20.5

A: We need to find 0.15*20.5.We know 0.15 = 15/100 and 20.5 = 205/10.

Q: 98.94- 53.318

A: we need to find 98.94- 53.318 =_____

Q: 5 x Solve Round to the nearest tenth 8 9 II

A:

Q: 30 507 13.

A:

Q: 53.5 x 0.41 2.2     65.2 / 12 2.3     25.825 - 3.86 2.4     41.0 + 9.135 2.5    694.2 x 0.2

A: Given 53.5 x 0.41  = ?   65.2 / 12 = ?   25.825 - 3.86  = ?   41.0 + 9.135  = ?    694.2 x 0.2  = ?

Q: 12. 78 41"

A:

Q: Find the circumference of each circle. Leave your answer in terms of T.

A: From the image of the circle, we see that the radius= 16 units

Q: Given the following set of data, determine the approximate standard deviation. 1, 2, 3, 4, 5, 4, 3,…

A: The set of data is given as follows: 12345432101

Q: 1.147

A: Since you have asked multiple questions in a single request so we will be answering only first…

Q: Find x. 10 6.

A: Given:-AB=8BC=xAD=10DE=6

Q: 158.18/5.5

A: Given query is to divide the decimal numbers.

Q: 11. 45

A: We have to find the value of x.  For this we can use the concept of similar triangle.

Q: 14° 18

A:

Q: 13. 15 45°

A: We have to find x and y

Q: 4. 30 47 /24

A: 4- Given-  To Find- The value of x. Formula Used- Using the sine rule asinA=bsinB=csinC,the above…

Q: 4.0 A.30

A: Suppose y=4.2 & z=7.3 as only two sides of the triangle are known without any value of angle…

Q: 6. 6.

A: If two secants are drawn to a circle from one exterior point, then the product of the external…

Q: 5. 3x+1 =1282

A: We can solve the given problem using exponential rule. According to the bartleby guidelines I have…

Q: 27 32 35 13 15 8. 9. 26.2

A: 6) We know that, sinθ=oposite sideHypotenuse As shown in given figure,…

Q: 53 60

A:

Q: 17. 5.3 29,28 (to the nearest tenth)

A:

Q: 3.12x + 8 = 7.06 – 3.5

A:

Q: 5) The ages (X) of ten second-hand cars and their km values (Y) are given below. a) Calculate the…

A: Solution: n= 7 observation x y xy x^2 y^2 4.8 45 216 23.04 2025 2.5 26 65 6.25 676 5.5 50…

Q: 4. 9.6 = 1.26 5. 0.75a = -9 6. -413.4 = -15.9n

A:

Q: 5.8 3.8 4.8 6.8

A: Given triangle is : To find the value of x.

Q: Estimate the quotient using rounded numbers

A: To find the quotient of the given expression.

Q: 50.19

A:

Q: 100 50 YX

A: From the given figure , we have to find angle x° and y°

Q: 180

A: Angles in the same segment of a circle are equal.

Q: 2. 3. 22 A= 2. 2. 3. 1 31

A:

Q: 5.21/6.5

A:

Q: 2- -4 -2 2 4 6. 8 10 12 -2- -4

A:

Q: 13. 60° 23

A:

Q: 9. 10. A- 24 80 40 120 B.

A: