Angle 1. Because angle 4 and 1 are vertical angles and vertical angles are congruent.
Answer:
B. 38.5
Step-by-step explanation:
Not 100% sure, but
41+36=77
77/2=
=38.5
Answer: 592
Step-by-step explanation:
I did the test and i got it right :)
Answer:
33.08 m
Step-by-step explanation:
angle of ∆ = 131.6 - 90 = 41.6
=> x² = 8²+3²-2(8)(3)cos 41.6°
= 64+9-48(0.75)
= 73 - 36
= 37
x = √37 = 6.08 m
perimeter = (3×8)+3+6.08 = 33.08 m
27, 36, 45
Hope it helps ^^
