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Lubov Fominskaja [6]
2 years ago
5

A radar measures the speed of a car at 45 miles per hour. The actual speed of the car is 40 miles per hour what is the percent e

rror in the reading of the radar.. No links
Mathematics
1 answer:
sweet-ann [11.9K]2 years ago
8 0
Hi☺️ i think it is around the number of less than 2
hope this help !
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Factorise x squared - 12x + 36
slava [35]

Answer:

(x-6)(x-6) or (x-6)^2

Step-by-step explanation:

x^2-12x+36=(x-6)(x-6)

Just find two numbers that when they multiply, you get the third term,

which is 36 in this case. And when they add up, you get the second term,

which is -12 in this case. You can also check the answer by multiplying.

(x-6)(x-6)=x^2-6x-6x+36=x^2-12x+36

3 0
3 years ago
Karen wants to find the surface area of this prism.
andrew11 [14]
Ft2 (squared) hope it helps
3 0
3 years ago
A meseum calculates the rate for groups by charging $4 per person along with a one-time $8 fee. If the cost for a group is $60,h
shusha [124]

Answer:

there are 13 people in the group

Step-by-step explanation:

First step is to subtract the one-time fee from the cost

$60 - $8 = $52

Second step is to divide by the cost per person

⇒ $52/$4 = 13

8 0
3 years ago
Read 2 more answers
Martina begins a dive at sea level. She dives down 20 feet, and then rises 7 feet.
klasskru [66]

Answer:

martina is 22 feet below sea level

Step-by-step explanation:

Marina goes down 20 feet

then rises 7 feet which is 20 - 7 = 13

then goes down 9 more feet which is 13 + 9 = 22 feet

20 - 7 + 9 =22

Martina is 22 feet below sea level.

3 0
2 years ago
8 3/4 + 9 5/9= <br> with working?
Gre4nikov [31]

8 3/4 + 9 5/9 Add 8 and 9

17 + 3*9/4*9 + 5*4/9*4 Find common denominator

17 + 27/36 + 20/36 Add

17 + 47/36 Convert into mixed fraction

17 + 1 11/36 Simplify mixed fraction

18 11/36. Answer

If you need the decimal form, it is 18.31. But other than that, the answer is 18 11/36.

4 0
3 years ago
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