The first one. 1 machine= x 5 mach.=5x. Total time is thus 5x+2/3=1 3/4h. Simply find x by doing 105min-40min/5 and that is 13.
The triangle is an isosceles triangle
ab is the same as ac
These are the ones you checkmark
Answer:
11in
Step-by-step explanation:
![\sqrt[]{121} =11](https://tex.z-dn.net/?f=%5Csqrt%5B%5D%7B121%7D%20%3D11)
Then you add the units.
Hi, thank you for posting your question here at Brainly.
Simply substitute the value of the intensity to the variable i. Taking its logarithm to the base 10, the answer would be 7.8. Hence, 6 million ergs is equivalent to 7.8 based on the Richter scale.
Step-by-step explanation:
x+6+90+3x-4=180 - - > x=22
So, the angle is 22+6=28°
