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Kitty [74]
3 years ago
13

What is twenty times negative fifteen

Mathematics
1 answer:
xeze [42]3 years ago
5 0

Answer:

  • \boxed{20\times-15=-300}

Step-by-step explanation:

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Hurry help meh pls real fast no links they are viruses or files help pls help
leonid [27]

Answer:

For the triangle, its area is 32.1 inches.

For the trapezoid, its area is 170 feet.

Step-by-step explanation:

The formula for finding the area of a triangle is A = h * b/2, where h is for height and b is for base. There seems to be two measurements at the base of the triangle so what I did is I added together 3.5 and 7.2 and got 10.7. The slant measurement of the triangle isn't important in this formula so just pretend 5.5 in isn't there. Multiply 10.7 (base) to 6 (height) and you'll get 64.2. Now divide the product by 2 and you'll get 32.1 inches as the area of the triangle.

The formula for finding the area of a trapezoid is A = ((a + b)/2)h, where a is base A, b is base B, and h is the height. This formula looks a bit complicated but if you know a bit of PEMDAS, then you'll understand the formula. Again, there are two measurements at the base of the trapezoid but simply, I added them to get 24 and the slants don't make any use for this formula either. Add 10 (base A) and 24 (base B) to get 34. Now divide 34 by 2 and you'll get 17. Finally, multiply the product to 10 (height) and you'll get 170 feet as the area of the trapezoid.

If you don't know PEMDAS, just comment something related to "Can you explain what PEMDAS is?" or "What is PEMDAS?" and I will answer your question as quick as I possibly can. I hope this helps!

4 0
3 years ago
Write the letter in the box that correctly describes the three dimensional figure.
Nataliya [291]
A, D for pyramid and B, and C for prism
6 0
3 years ago
Read 2 more answers
Can someone add these up and tell me what my final grades would be
denis23 [38]

Answer:

yea sure

Step-by-step explanation:

math pretty sure its A

civics B

LA b

pretty sure i am right

4 0
3 years ago
Read 2 more answers
Please answer this question full
ira [324]
(5x-2) + (2x+6) = 67, so we simplify and solve for x:
7x + 4 = 67 --> 7x = 63 --> x = 9

Now we substitute 9 for x in (5x-2):
5(9) - 2 --> 45 - 2 = 43

The distance between A and B is 43 miles.
Hope this Helps!
Brainliest Please!
7 0
3 years ago
The circumference C of a circle is equal to the product of π and the diameter d.
Lelu [443]

C=3.14 • d

3.14 is pi as a number but it’s non ending :3

D is diameter

C is circumference

Since it said the product of pi and diameter it means d or diameter times pi is c or circumference.

So if

D= i don’t n know maybe 5 find what’s c or te circumference.

So 5 multiplyed by pi or 3.14 is your circumference!

If u need help with the problem please don’t hesitate to ask me! And am purely her to help!!! :3

8 0
3 years ago
Read 2 more answers
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