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exis [7]
2 years ago
9

If a car is moving at a speed of 30 miles per hour, how many miles

Mathematics
1 answer:
Ne4ueva [31]2 years ago
4 0

Answer:

90 miles

Step-by-step explanation:

There's more than one way in which to do this.  I have chosen to convert '180 minutes' to '3 hours.'

Since distance = rate times time, we have here:

distance traveled in 180 minutes = (30 mph)(3 hr) = 90 miles

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Solve for x. Round to the nearest hundredth if necessary.
I am Lyosha [343]

Answer:

Step-by-step explanation:

\frac{19}{x} = tan 29°

x = \frac{19}{tan29^o} ≈ 34.28

4 0
2 years ago
Determine whether the random variable is discrete or continuous. a. The distance a baseball travels in the air after being hit.
vodomira [7]

Answer and explanation:

Discrete random variables can be counted as integers and you can't divide them. Continuous random variables are counted as real numbers and are magnitudes that can´t be counted as an exact number (there will always be an uncertainty in the measurement).

a. The random variable is continuous. Distance is a measurement.

b. The random variable is discrete. You can count how many people are sitting at a computer.

c. The random variable is continuous. Weight is a measurement.

d. The random variable is discrete. You can count how many fishes were caught.

e. The random variable is discrete. You can count how many hints a web site had.

7 0
3 years ago
Which of the following is equal to [(x^2y^3)^-2/(x^6y^3z)^2]^-3
lara [203]

Answer:

A,B,D

Step-by-step explanation:

right on edge

4 0
3 years ago
Read 2 more answers
which of these which of these is most likely to to describe the change received from a cash purchase? A.whole number B.negative
poizon [28]
Rational number: Whole number isn't likely, negative integer isn't change, rational number is most likely, irrational number is not possible for cash change.
7 0
3 years ago
10. If possible, determine whether or not triangles LQP and LMN
natita [175]

Answer:

They are similar

Step-by-step explanation:

If two triangles are similar, the ratio of their corresponding side lengths must be equal to each other.

This means that for ∆LQP and ∆LMN to be considered similar to each other, therefore:

LM/LQ = LN/LP

LM = 100

LQ = 12

LN = 75

LP = 9

LM/LQ = 100/12 = 25/3

LN/LP = 75/9 = 25/3

LM/LQ = LN/LP = 25/3, therefore ∆LQP and ∆LMN are similar to each other because the ratio of their corresponding side lengths are the same.

3 0
2 years ago
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