$x + 2x + a + 90 \degree = 360\degree \\ x + 2x + 132\degree + 90 \degree = 360\degree \\ 3x + 222\degree = 360\degree \\ 3x = 360\degree - 222\degree \\ 3x = 138\degree \\ x = \frac{138\degree}{3} \\ \boxed{ x = 46\degree}$

7 0

3 years ago

5/6÷5=___ 3/7÷6=___ 5/8÷8=___ 15/8÷5=___

alexandr1967 [171]

Answer:

1/6

1/14

5/64

3/8

Step-by-step explanation:

Easiest and fastest way to evaluate these is to plug it into a calc.

7 0

3 years ago

-3/7 × - 1 2/3 what is the answer

NNADVOKAT [17]

Answer:

$\boxed{\frac{5}{7} }$

Step-by-step explanation:

$-\frac{3}{7} \times (- 1 \frac{2}{3} )$

$= -\frac{3}{7} \times (- \frac{5}{3} )$

$= \frac{5}{7}$

7 0

3 years ago

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