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Anuta_ua [19.1K]
2 years ago
10

The area of the triangle is 21cm calculate y what’s the measurement of the base

Mathematics
1 answer:
JulijaS [17]2 years ago
3 0

Answer:it’s 10.5cm square

Step-by-step explanation:

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Simplify (4s5t−7−2s−2t4)3. Write your answer using only positive exponents. Evaluate any numerical powers.
schepotkina [342]

Answer:

−21

Step-by-step explanation:

=12s5t−6t4−6s−21

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3 years ago
McDonald's is the king of the burger world, as it has more hamburger joints than any other restaurant chain. In 2013, McDonald's
Finger [1]
Sent you a picture of the solution.

4 0
2 years ago
Wesley is making a patio from stones of two sizes, 5 inches wide and 10 inches wide. he wants to begin and end his pattern with
kolezko [41]
Wesley will need 10 10-inch stones, and 9 5-inch stones.

Since he wants to begin and end the pattern with 10-inch stones, we put a 10 at the beginning and end.

10  5  10  5  10  5  10  5  10  5  10  5  10  5  10  5  10  5  10

10 x 10-inch = 100 inches
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4 0
3 years ago
Consider all numbers consisting of four different digits all between 1 and 9 . How many of these are odd
Slav-nsk [51]

Answer:

1680

Step-by-step explanation:

Considering repeatition is not allowed.

We can  use permutation to reach to the required answer.

Consider four digits to be placed in four boxes. Now for the number to be odd, unit digit must be odd. Therefore, unit digit can only be filled by 1, 3, 5,7, or 9. That is 5 ways. Now, other three boxes can be filled with 8, 7 and 6 ways respectively.

Therefore, Total numbers = 5×8×7×6 = 1680

7 0
3 years ago
What's the perimeter and area?
ololo11 [35]
Area = 267
perimeter = 72

area- solve for the area of the 18 by 10 section, then the area of the 7 by 21 section. once you have those, determined the size of the shared area between those two and subtract from one of them.

perimeter- just add
6 0
3 years ago
Read 2 more answers
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