3 years ago

Random khan question and I haven't done this in a year, I'm struggling.

Mathematics

1 answer:

Stolb23 [73]3 years ago

8 0

Answer:

Add maybe

Step-by-step explanation:

add the 500+400+200 try that hope it helps have a great day

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Lily earns $29.75 an hour. If she works 6 hours each day during the week and 4 hours a day

rosijanka [135]

Answer:

the answer is $1062.10

Step-by-step explanation:

explanation above

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2 years ago

Eva's TV screen is 20 inches long. If the diagonal measures 25 inches, how long is the width of Eva's TV? Brainliest for correct

Sauron [17]

25^2 - 20^2 = A^2
225= A^2
The sq of 225 = 15
The width of Eva’s TV was 15 inches.
Hope this helps!!

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3 years ago

What is the surface area of this triangular prism? 640 square centimeters 672 square centimeters 960 square centimeters 800 squa

kirill115 [55]

Answer:

$672 \:cm^2$

Step-by-step explanation:

Find the area of the 2 triangle faces and the 3 rectangle faces, then add the areas together to get the total surface area of the triangular prism.

$(16 \times 12 \times 1/2) \times 2 + (12 \times 10) + (16 \times 10) + (10 \times 20)$

$=672$

5 0

3 years ago

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Marsha wants to buy carpet to cover her whole living room, except for the tiled floor. The tiled

White raven [17]

Answer:

68.06 sq. feets

Step-by-step explanation:

Area of room's floor

11.33 × 7 = 79.33

Area of tiled floor

4.83 × 2.33 = 11.278

Area of floor needed to be carpeted

79.33-11.278= 68.06

6 0

3 years ago

5y-5y^2-5+2+2y+3y^2-1

LiRa [457]

5y-5y^2-5+2+2y+3y^2-1

collect like terms

7y-2y^2-4

reorder the terms

-2y^2+7y-4

-2y^2+7y-4 is your final answer, I hope this helps!

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4 years ago

Read 2 more answers