Answer:
Step-by-step explanation:
for nr. 1
sum of angles in a triangle=180
x=180-(81+84)=15
acute triangle
for nr.2
x=180-(24+36)=120
obtuse triangle
Answer:
y - (-3) = -8/5 (x - 2)
Step-by-step explanation:
-3 -5 = -8
2 - (-3) = 5
slope = -8/5
y - (-3) = -8/5 (x - 2)
Answer:
Step-by-step explanation:
surface area=4 *x²+2 x²=6x²=6 ×5²=150 sq. in.
