The answer is a hope this helps
Answer:

Step-by-step explanation:
Trigonometry ratios:


Answer:
dont rlly inderstand this need more understanding
Step-by-step explanation:
slope =0.5 and y intercept 4/5
Step-by-step explanation:
5x-10y =-8
5x+8= 10y
5x/10+8/10=10/10
1/2x+4/5 = 1
Answer:
PQ = 37 Km
Step-by-step explanation:
let PQ = x , then
PR = x + 15 and QR = 3(x + 15) = 3x + 45
sum the parts and equate to 245
x + x + 15 + 3x + 45 = 245 , that is
5x + 60 = 245 ( subtract 60 from both sides )
5x = 185 ( divide both sides by 5 )
x = 37
then
PQ = x = 37 Km