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MaRussiya [10]
2 years ago
7

Find the surface area of the cone that has a lateral height of 4.2 and a diameter of 2.8. Use 3.14 for π.

Mathematics
1 answer:
Anvisha [2.4K]2 years ago
5 0

Answer:

here look for it there is a sol

Step-by-step explanation:

https://www.careerlauncher.com/cbse-ncert/class-9/Math/CBSE-SurfaceAreasandVolumes-NCERTSolutions.html

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Maryanne went to lunch with a friend. The bill was $35.60 before tax. Sales tax rate is 7.25%, and she
Stolb23 [73]

Answer:

$43.91

Step-by-step explanation:

Calculating Total Cost. Multiply the cost of an item or service by the sales tax in order to find out the total cost. The equation looks like this: Item or service cost x sales tax (in decimal form) = total sales tax. Add the total sales tax to the Item or service cost to get your total cost.

$35.60 + $2.58 (tax) = $38.18

$38.18+ $5.73 (tip at 15%) = $43.91 total

hope this helps you!

4 0
2 years ago
Which expression is the simplest form of 3(2x + y) + 4(x - 4y) + x2?
g100num [7]

Answer:

x^2 +  10x - 13y.

Step-by-step explanation:

3(2x + y) + 4(x - 4y) + x^2   First apply the Distributive law to the parentheses:

= 6x + 3y + 4x - 16y + x^2  Now add like terms:

= 10x - 13y + x^2.

7 0
2 years ago
Read 2 more answers
Which of the following is equal to the rational expression when x doesn’t equal 5 or -1? (X-7)(x+1)/(x+1)(x-5)
Finger [1]

Answer:

4^2(2-square root 2)

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
Please help I will be very grateful for this
mixer [17]

Answer:

____________

the answer is B

___________

explanation

Factor out the greatest common factor from each group.

Group the first two terms and the last two terms.

(x^2 - 2x) - 3xy + 6y

Factor out the greatest common factor (GCF) from each group.

x(x - 2) - 3y (x - 2)

Factor the polynomial by factoring out the greatest common factor, x - 2

(x - 2) (x - 3y)

5 0
3 years ago
Read 2 more answers
911 x 65 what is 911 x 65 not just the answer the work to
alexandr402 [8]

Answer:

Step-by-step explanation:

911

<u>x65</u>

5x1=5

5x10=50

5x900=4500

60x1=60

60x10=600

60x900=54000

5+50+4500+60+600+54000=59,215

6 0
3 years ago
Read 2 more answers
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