aissatoure0608 aissatoure0608

03-08-2021
Mathematics

contestada

find x.
can someone work it out for me so i can try and figure out how to do problems like this on my own? please and thank you

find x can someone work it out for me so i can try and figure out how to do problems like this on my own please and thank you class=

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

03-08-2021

Answer:

x = 7/2

Step-by-step explanation:

Since this is a right triangle, we can use trig functions

cos theta = adj side / hypotenuse

cos 45 = x / 7 sqrt(2) /2

7 sqrt(2)/2 cos 45 = x

7 sqrt(2)/2 (1/ sqrt(2))= x

7/2 = x

Answer Link

Otras preguntas

A population of 50 foxes in a wildlife preserve doubles in size every 14 years. The function y = 50.2*, where x is the number of 14-year periods, models the pop

A 16.0 kg canoe moving to the left at 10 m/s makes a head-on collision with a 19.0 kg raft moving to the right at 7.0 m/s. After the collision, the canoe moves

Help me with ixl please

Solve each equation. |x+5|=-3

1. Arc QR = Arc RS = 2. Find x and y -- if your answer is not a whole number, round to the tenths!

Solve the system of equations below by graphing. Type in the ordered pair (x,y) for your answer y=-2 x+y=5

Help me with ixl please

a service station on the interstate changes $2.29 per gallon of gasoline and $1.89 per quart for oil. What would be a recourable amount to pay for 10 gallons of

a service station on the interstate changes $2.29 per gallon of gasoline and $1.89 per quart for oil. What would be a recourable amount to pay for 10 gallons of

What is the sum of the matrices shown below? 3 6 0 9 5 -2 + 6 0 -8 4 =