r7ahMarityelilk r7ahMarityelilk

11-10-2016
Mathematics

contestada

If m∠4 = (3x)° and m∠8 = (x + 40)°, what is the measure of ∠4?

∠4 and ∠8 are vertical.

A.
20˚

B.
60˚

C.
40˚

D.
120˚

Respuesta :

ChildishTwissa ChildishTwissa

11-10-2016

It would be B. 60 degrees: 3x = x+40, minus the x from both sides of the equals sign to get 2x=40, divide by 2 from both sides and get x=20, to find L4 do 3×20 equaling 60 to be you'r answer. ^.^

Answer Link

Otras preguntas

Buck drove 220 miles in 5 hours. What was his average rate of speed?

The plans for a shed call for a rectangular floor with a perimeter of 204 ft. The length is two times the width. Find the length and width.

if you live 35 miles from work & drive 35 mph how long would it take to get there

The process by which rocks are broken down into smaller fragments by the atmosphere and other factors in the environment is called?

other name for blood

The process by which rocks are broken down into smaller fragments by the atmosphere and other factors in the environment is called?

what time is 9 hours and 30 minutes before. 4:25

If 2 less than or equal too X less than or equal too 6, which of the following has the greatest value

What is the approximate circumference if the circle that has a center at (2,1) ans passes through the point (2,5). 1. 8 units 2. 13 units 3. 25 units 4. 50 unit

The diameter of your bicycle wheel is 25 inches. How far will you move in one turn of your wheel?