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babunello [35]
3 years ago
11

If the sides of a quadrilateral are in the ratio of 3:5:7:9 and the perimeter is 240 inches, find the length of each side

Mathematics
2 answers:
Ahat [919]3 years ago
4 0
Add total units
3+5+7+9=24 uniits
240=24 units
divide both sides by 24
10=1 units
easy

the sides are
30in
50in
70in
90in
ValentinkaMS [17]3 years ago
3 0
Your equation would be 3x + 5x + 7x + 9x = 240
Combine like terms and that would lead you to 24x = 240
Then divide by 24 on both side leaving you with x = 10
Plug in x and your answer would be 30:50:70:90
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In triangle ABC, the measure of angle B is 50 degrees. Select all possible values for the measures of A and C if ABC is an acute
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Answer:

Step-by-step explanation:

Sum of angle in a triangle = 180°

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Since the ∆ABC is an acute triangle, the angles <A and <C must be angles less than 90° since acute angles are angles less than 90°

The possible values of <A and <C that will be acute and give a sum of 130° are;

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3 years ago
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Aleksandr-060686 [28]
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7 0
3 years ago
:
yuradex [85]

Answer:

B (1 , 3) , D (1 , -2)

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