Answer:
31
Step-by-step explanation:
Add those two angles together to get 180 degrees and then do some algebra
cos (75)=cos (15) nothing square and check
Answer:
5 and -5
Step-by-step explanation:
Opposite numbers are the same distance from 0 on the number line. So, each of the numbers is a distance from zero that is half the distance between them.
The numbers are 10/2 = 5, and -5.
If x=mx-3 (which is not clear from your input),
3
then x-mx = -3, or mx-1x = 3, and x(m-1) = 3, and so x = ---------
m-1
Length of PS= 3.99 units
Length of QS=2.08 units
Area of triangle PQR=14.12units²