2 years ago

Alma is finding the measures of the angles in a triangle that have the ratio 1:3:5. circle her mistake and correct it

Mathematics

1 answer:

PolarNik [594]2 years ago

3 0

Answer:

error in summing terms in x

Step-by-step explanation:

x + 3x + 5x = 180 ( collect like terms on left )

9x = 180 ← ( 9x not 8x )

divide both sides by 9

x = 20

You might be interested in

(m+3n) ^2 please help me solve this question, I really need it

Charra [1.4K]

Answer:

=m2+6mn+9n2

Step-by-step explanation:

=(m+3n)(m+3n)

=(m)(m)+(m)(3n)+(3n)(m)+(3n)(3n)

=m2+3mn+3mn+9n2

7 0

2 years ago

In the first set the volleyball team made only 8 shots worth one point each write a algebraic expression

icang [17]

1 times 8 is your answer

3 0

3 years ago

Read 2 more answers

Which expression is NOT equivalent to 6x + 2y + 10

eduard

The answer to the question is d

7 0

2 years ago

Read 2 more answers

Is a triangle a right angle

muminat

Some triangles can have a right angle, but not all triangles are right angles. If a triangle has a right angle, it has one angle of 90°. Triangles have a total of 180°.

Hope this helps! :)

8 0

3 years ago

Solve for x.<br><br><img src="https://tex.z-dn.net/?f=x%20%2B%206%20-%202x%20%3D%20x%20-%2024" id="TexFormula1" title="x + 6 - 2

zhenek [66]

<em>Greetings from Brasil...</em>

First degree equation. The variables are in the 1st member and the numbers in the 2nd member.

X + 6 - 2X = X - 24

X - 2X - X = - 24 - 6

- 2X = - 30

7 0

3 years ago