joinerbran9822
joinerbran9822 joinerbran9822
  • 23-05-2021
  • Mathematics
contestada

In the figure, triangle ABC is a right triangle and m of angle A = 40 degrees. What is the measurement of angle ECD?

In the figure triangle ABC is a right triangle and m of angle A 40 degrees What is the measurement of angle ECD class=

Respuesta :

msm555
msm555 msm555
  • 23-05-2021

Answer:

Solution given:

<A=49°

<B=90°

angle ECD=?

we have

<A+<B+<C=180°[sum of interior angle of a triangle is 180°

<A+40+90=180°

<A=180°-130°

<A=50°

wehave

<A=<ECD[vertically opposite angle]

:.angle ECD=50°.

Answer Link

Otras preguntas

One difference between organisms being classified as kingdom plantae or kingdom animalia is the way organism gets food
Why does e-commerce save businesses money?
What is an expression that is equivalent to 5( y + 2)
An unproved conclusion drawn from known facts an used as a basis of further investigation is called
during the constitutional convention delegates disagreed over
Ella estornuda mucho y tose mucho también. Tiene ----. un frío malo pálido un resfriado mucho dinero Which one is right?
what were the challenges of setting the country west of the mississippi?
A full bag of dog food weighs 5 1/2 pounds. How much dog food do you have if there are 3 3/4 bags
Multiply. (5x− 1)(6^2 + 3x + 7)
How did imperialism affect the growth and development of African nations