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rusak2 [61]
3 years ago
13

The sides of a triangle are in the ratio 2:3:4 and the longest side is 20 cms longer than the shortest side. Compute the length

of each side.
Mathematics
1 answer:
storchak [24]3 years ago
8 0

Answer:

40 cm ; 30cm ; 20cm

Step-by-step explanation:

Given that:

Sides of a triangle are in the ratio 2:3:4

Let :

length of the sides = 2x, 3x, 4x

longest side = 4x

Mid side = 3x

Shortest side = 2x

Length of longest side is 20 cm longer than shortest side

4x = 2x + 20 - - (1)

4x - 2x = 20

2x = 20

x = 10

Hence,

longest side = 4x = 4*10 = 40 cm

Mid side = 3x = 3 * 10 = 30 cm

Shortest side = 2x = 2 * 10 = 20 cm

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Answer:

7 7/8

Step-by-step explanation:

-3/2 * -5 1/4

= 7 7/8

(Decimal: 7.875)

7 0
3 years ago
Please help!
Marat540 [252]

Answer: width = 82.50 m

Step-by-step explanation:

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5 0
3 years ago
3x to the power of 3 + 21x squared + 36x = 0 by factoring the quadratic equation.
Diano4ka-milaya [45]

Answer:

x = 0, -4 and -3.

Step-by-step explanation:

The given expression is "3x to the power of 3 + 21x squared + 36x = 0".

We can write this expression as follows :

3x^3+21x^2+36x=0

Taking 3x common.

3x(x^2+7x+12)=0\\\\3x=0\ \text{and}\ (x^2+7x+12)=0

x = 3

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Hence, the solution of the given quadratic equation are x = 0, -4 and -3.

5 0
3 years ago
I have to answer this but I dont know how can you help me <br><br>5x-2= -7<br><br>what is x??
enot [183]

Answer:

YOU FORGOT REMAINDER


Step-by-step explana

5 0
3 years ago
Read 2 more answers
A rocket is launched at t=0 seconds. Its height, in meters above sea-level, as a function of time is given by h(t)=−4.9t2+100t+3
Vikentia [17]

Answer:

see below

Step-by-step explanation:

h(t)=−4.9t2+100t+325.

The independent variable is the one that we change

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The dependent variable is the result

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4 0
3 years ago
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