3 years ago

Which of the following is a complex number? -7 2 + StartRoot 3 EndRoot 4 + 9i Pi

Mathematics

2 answers:

zepelin [54]3 years ago

8 0

Second to last one is my guess

ASHA 777 [7]3 years ago

7 0

Answer: c

Step-by-step explanation:

,,,

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Acute isosceles<br> obtuse isosceles<br> acute scalene<br> equiangular equilateral

zhenek [66]

Answer:

obtuse isosceles

Step-by-step explanation:

isosceles angles

7 0

3 years ago

A triangle has two sides of length 19 and 15. What is the largest possible whole-number length for the third side?

tensa zangetsu [6.8K]

Answer: 33

To maximize the length of the third side, which I'll call x, it needs to be the longest side.

So by the triangle inequality theorem, 19+15>x, meaning the maximum whole number value of x is 33.

8 0

2 years ago

Answer this correct

Anarel [89]

The area is actually 52.5

5 0

3 years ago

the sum of three numbers is 90. the third number is 4 times the first. the second number is 6 less than the first. what are the

igor_vitrenko [27]

Answer: 16, 10, 64

Step-by-step explanation:

64/4=16, so the 3rd number is 4x the first.

16-6=10. 6 less than the first number.

16+10+64=90.

4 0

3 years ago

The manager of a vacation resort believes that the ages of adult visitors to the resort can be modeled by a normal distribution.

8090 [49]

Step-by-step explanation:

(a) A histogram is like a bar graph, but with ranges instead of values.

(b) The distribution is approximately uniform, with slightly more people at the younger and older ends than in the middle.

(c) The ages do not appear to come from a normal distribution. Normal distributions are bell-shaped, tall in the middle and short on the sides.

7 0

3 years ago