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2 years ago

Need help so confused

Mathematics

2 answers:

stellarik [79]2 years ago

6 0

Answer:

A.3

B.7

C. 0 to 40 minutes

Step-by-step explanation:

To get these answers for later test and homework:

A. Count the X marks on number 20

B. Count all of the X's on the number line.

C. Look at the numbers below the tally marks on the number line. the area

Definition of Range: of variation between upper and lower limits on a particular scale.

Example: The cost is thought to be in the range of $1-5 million a day

Marrrta [24]2 years ago

3 0

A.)5 students spent 20 or more minutes walking to school.

b.)7 students were surveyed overall.

c.)I'm not sure?!?

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dezoksy [38]

10 root 2
10^2 + 10^2 = 200
200 is 10 root 2

5 0

2 years ago

If the triangle are similar, write a similarity

Vesna [10]

Answer:

The triangles are similar due to AAA

Step-by-step explanation:

'The triangles ABC and DBE are similar because they have a common angle < B, and also angle < E is marked as congruent to angle < A. Then the third angle <C is going to be congruent to angle D as well due to the property of addition of internal angles of a triangle must add to 180 degrees.

Then the triangles are similar due to AAA

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2 years ago

Use the functions f(x) and g(x) to answer the question.

kenny6666 [7]

$f(x)=x^2+3\\\\g(x)=x-7\\\\(f+g)(x)=f(x)+g(x)=(x^2+3)+(x-7)=x^2+x-4$

Answer: C)

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2 years ago

Sin( X+Y ) = cos( X−Y ) = 1,<br> find the value of X and Y.

iris [78.8K]

answer x = 225 and y = -135

Step-by-step explanation:

x+y = 90 and x= 90-y and x -y = 360 so 90-y -y = 360

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2 years ago

Opposite of-(-65) integer

kolezko [41]

Answer:

+65

Step-by-step explanation:

If you distribute negative with negative it gives you positive

4 0

2 years ago