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fiasKO [112]
3 years ago
14

Find the value of x. Give your answer in simplest radical form.

Mathematics
1 answer:
yarga [219]3 years ago
8 0
Using the pythagoras theorem for a right-angled triangle:-

x^2  = 13*2 - 9^2 = 88

x = sqrt 88 =  2 sqrt 22
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 The ratio of the number of cars to the number of motorcycles in a parking lot is 10:3. The ratio of the number of motorcycles t
serg [7]
I'll do this step-by-step. Note, ratios are basically division signs.

The ratio of cars to motorcycles in a parking lot is 10:3, which means there are 10 cars for every 3 motorcycles.

The ratio of motorcycles to vans is 2:3, there are 2 motorcycles for every 3 vans.

There are 30 vans, so there are 20 motorcycles, since 20 motorcycles:30 vans is equal to 2 motorcycles: 3 vans in fractions. (20 / 30 = 2 / 3)

So, the ratio of cars represented by x to the number of motorcycles, 20 can be written as x / 20 = 10 / 3. 10 / 3 is 3.333, meaning 3.333 cars per 1 motorcycle, so multiply 20 by 3.333 to get x, which is 66. There are 66 cars and 30 vans, so there are 33 more cars than vans in the parking lot. 66/20 = 10/3, both have a ratio of 3.33 when divided.

If you don't want the explanation, there are 33 more cars than vans in the parking lot.
8 0
3 years ago
Read 2 more answers
1. Complete the square to form a perfect square trinomial. 8x + x² + __
Usimov [2.4K]
1) x^2 + 8x + 16 = (x+4)^2

Answer: C. 16

2) x^2 + 4x + 4 = (x+2)^2

Answer: B. 4
4 0
3 years ago
Marshall uses 10 ounces of pineapple
garik1379 [7]

Answer:

20 ounces

Step-by-step explanation:

the ratio for 10 ounces of pineapple  juice to make 25 ounces of fruit punch is 2:5

so x:150

x = 20

3 0
3 years ago
Can I rotate, translate, or reflect a figure if one figure is larger than the other figure?
lisov135 [29]

Answer:

translate

Step-by-step explanation:

3 0
3 years ago
The missionary plan to visit 3 Indian cities a day for 14 days in a row. His schedule was cut short, so he wasn't able to visit
Marina86 [1]

Answer:

37 cities

Step-by-step explanation:

since he visits 4 Indian cities per day for 14 days we can multiply 3 by 14:

14*3=42

the missionary was supposed to visit 42 cities but couldn't visit the last 5 so:

42-5=37

he visited 37 cities

5 0
3 years ago
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