Help me please I need help

Mathematics

1 answer:

Tamiku [17]2 years ago

8 0

Answer:

AGE should be 35

Step-by-step explanation:

same as DGB

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3 years ago

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What figure can be made with exactly 420 squares?

Natali [406]

5. The 5th figure will have 30 tiles.
6. The 6th figure will have 42 tiles.
7. The pattern is non-linear (quadratic).
8. The 20th figure can be made with 420 tiles.

_____
The Nth figure is made with n*(n+1) tiles. To answer question 8, you must solve
.. n(n +1) = 420
.. n^2 +n -420 = 0
.. (n +21)(n -20) = 0
.. n = 20 or -21 . . . . the negative solution is extraneous

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3 years ago

Can someone make 3 or more equations with 2 variables on both sides, in a fraction, integer, and decimal form?

Goryan [66]

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3 years ago

I think it’s c but I need help

Oksana_A [137]

Answer:

x = 12

Step-by-step explanation:

In a right triangle (a triangle that has a ninety degree angle in it) the the square of the side opposite the right angle is always equal to the sum of the squares of the other two sides. Therefore, we can use the information we are given to figure out the missing side:

$15^2=225\\9^2=81\\225-81=144\\\sqrt[2]{144}=12$