Deathbat1999 Deathbat1999

14-12-2017
Mathematics

contestada

BCDE is a parallelogram.

What is the measure of ∠BEC?

Enter your answer in the box.

BCDE is a parallelogram What is the measure of BEC Enter your answer in the box class=

Respuesta :

StellarStephanie StellarStephanie

14-12-2017

The answer is 80, because that is what you get when you subtract 100 from 180 to get the third angle.

Answer Link

koziadam koziadam

14-12-2017

80 degrees.

<CBE and <BED are co-interior angles.
Let <BEC = x

60 + (x + 40) = 180
x = 80

Answer Link

Otras preguntas

Why are chloroplasts absent in epidermal cells ?

let f(x)=9x-2 and g(x)=-x+3. find f(g(x)).

For what values of the variable is each rational expression undefined2x-3/2x-1( step by step please)

let f(x)=2x-6. solve f^-1(x) when x=2.

Which choice is equivalent to the expression below? 5x sqrt 2 - 2 sqrt 2 + 2x sqrt 2 A. 7x sqrt 2 - 2 sqrt 2 B. 2x^2 sqrt 2 C. 3x sqrt 2 D. 7x^2 sqrt 2

what value of a makes the equation true? 9a+2=4a-18

Six nickels is what percent of one dollar? What percent of $2.00 would it be? Please help.

Lim[(sqrt(cos(2x))-cubicrootof(cos(x))]/arctg(x^2) when x->0

For what values of the variable is each rational expression undefined2x-3/2x-1( step by step please)

the difference of two numbers is 11 and their product is 42.find these numbers.