x=180°-(102°+43°)=180°-145°=35°
Answer: 90
Step-by-step explanation:
Answer:
a₁₂ = a₁r¹²⁻¹ = -15×6¹¹
B. Find the area of the triangle PQR.
no
Proportional must go through (0,0)
0 = 2(0) +7
0 = 7
This is not true so this is not proportional