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Whitepunk [10]
2 years ago
15

One angle measures 30 degrees and another measures 60 degrees.

Mathematics
2 answers:
iren2701 [21]2 years ago
8 0
No because they are not congruent
dimulka [17.4K]2 years ago
6 0

Answer:

Yes

Step-by-step explanation:

complementary angles are two angles that add up to 90 degrees

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Four brothers and their sister have the average age 7. Four brothers have the average age 6. How old is the sister?
AnnyKZ [126]

Answer:

11 years old

Step-by-step explanation:

If four brothers have the average age 6, then the sum of their ages is

4\cdot 6=24

years.

Let x years be the age of sister. If four brothers and their sister have the average age 7, then

\dfrac{24+x}{5}=7.

Multiply this equation by 5:

24+x=35\Rightarrow x=35-24=11.

The sister is 11 years old.

4 0
3 years ago
At Jefferson Middle School, 3/5 of the students play a sport. Of those students, 1/3 play soccer. What equation can be used to f
yaroslaw [1]

Answer:

a

Step-by-step explanation:

I think that right so let me know if It is right

7 0
2 years ago
I have two bags. bag 1 contains 1010 blue marbles, while bag 2 contains 1515 blue marbles. i pick one of the bags at random, and
dimulka [17.4K]
55 blue or red marbles,

55-22 = 33 blue marbles

bag1+bag2= 2525

bag1=.4 

33/55=.6  blue marbles

bag 2=.6

so it is 40% that U choose bag 1 















6 0
2 years ago
-2x > -10 solve for x
Korvikt [17]

Answer:

x<5

Step-by-step explanation:

View Picture

4 0
2 years ago
Read 2 more answers
Which order does this go in?
Gwar [14]
Add 60+15, divide by 3, subtract 2
5 0
3 years ago
Read 2 more answers
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