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Fynjy0 [20]
4 years ago
6

△ABC = △DBC, AB= 10, AC=7 DC= ?

Mathematics
1 answer:
Furkat [3]4 years ago
7 0

Answer:DC=7

Step-by-step explanation:

As it is written △ABC = △DBC.   So the corresonding legs (the legs which are equal ) are as follows:

AC=DC       AB=DB      BC= BC

So DC=7  the same like AC

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See attached picture for better understanding of the problem. In the problem, the given values are the following:
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6 0
3 years ago
How do this equation????
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5 0
3 years ago
Read 2 more answers
(−10x^2+9)+(8x^2 −5x+7)
Leno4ka [110]

Answer:

-2x^2-5x+16

Step-by-step explanation:

Remove parenthesis:

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Combine like terms:

-10x^2+8x^2-5x+9+7

= -2x^2-5x+9+7

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8 0
3 years ago
Kathy has $2.10 in her pocket. She only has two different types of coins. She has the same number of each coin. What kinds of co
sweet-ann [11.9K]

Answer:

6 quarters and 6 dimes

Step-by-step explanation:

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5 0
2 years ago
What will the reading on the Richter scale be for an earthquake that has an intensity of 3.8 × 106 and a reference value of 1?
Arte-miy333 [17]

Answer:

R=6.57978

also everyone add my sc-  amber_hughes42

Step-by-step explanation:

we are given

I=3.8 \times 10^6

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now, we can use formula

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now, we can plug these values

we get

R=log(\frac{3.8 \times 10^6}{1} )

6 0
3 years ago
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