Any math experts can help me with these please and thanks

Mathematics

1 answer:

Arturiano [62]3 years ago

7 0

Answer:

which one???

there are a lot of questions here

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Can someone please help me out

ira [324]

$BD \: is \: the \: bisector \: of \: \widehat{ABC} \Rightarrow \widehat{ABD}=\widehat{CBD} \\\Rightarrow \widehat{ABC} = \widehat{ABD} + \widehat{CBD} = 2\widehat{ABD} = 2 \times 39 = 78° \\ \Rightarrow D. \: 78°$

4 0

4 years ago

Read 2 more answers

About 3% of the population has a particular genetic mutation. 200 people are randomly selected.

Leona [35]

Answer:

Step-by-step explanation:

200. Move decimal twice to the left. 1% of 200 is 2. 2*3 is 6.

3 0

3 years ago

Need help plsssssss help Here are two number machines, A and B.

olga2289 [7]

Answer:

Step-by-step explanation:so I think

You +8×5=40

-4×3=-12

5 0

3 years ago

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Find the distance between

Dmitry_Shevchenko [17]

Answer:

minus 15 by 4

Step-by-step explanation:

minus 9 by 4 minus 3 by 2 lcm then add

6 0

3 years ago

Solve x^2+11X<-8 Urgent please help!!!!!

Tamiku [17]

Add 121/4 to each side:
x²+11x+121/4 < 121/4-8
x²+11x+121/4 < 89/4
(x+11/2)² < √89/2 ⇒ -√89/2 < x+11/2 < √89/2
-11/2-√89/2 < x < -11/2+√89/2

8 0

4 years ago