4300242202 4300242202

02-11-2016
Mathematics

contestada

A triangle has angles with the following measures: (x2 + 34)°, (6x + 4)°, and (10x + 10)°. Solve for x.

Respuesta :

LittleRedMe LittleRedMe

02-11-2016

The angles in a triangle add up to 180 so:

X^2 + 34 + 6x + 4 + 10x + 10 = 180

Tidy up to get a trinomial:

X^2 + 16x - 132 = 0

Solve for x.

(X + 22) (X - 6) = 0
X = -22 or X = 6

Since an angle cannot be negative, it must be X = 6.

Answer Link

Otras preguntas

a citrus farm sells boxes of navel oranges for $8.00 and boxes of grapefruits for $12.00. The farmer wants to earn at least $4,000. Write an inequality that rep

HELP ME OUT HERE FOR FIVE POINTS PLUS BRAINLIEST !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

What is the rhyme scheme in Emily Dickinson's poem, "Hope is the thing with feathers"? A. AABB B. ABAB C. ABBA D. ABAC

What is one of the first things effected by alcohol

what vale does the 7 represent in the number 94.087

(-4x^2-3)=x^2+3x-9+4x^2-2x+3 Simply

Need help please with this problem

Rivendell is west of the Lonely Mountain. Rivendell is east of The Shire. What direction must one travel to get to the Lonely Mountain from The Shire?

What phrase is the author questioning or implying has an opposite meaning in the passage?

Jasmine’s race time was 34.287 minutes. Round her race time to the nearest tenth of a minute.