Answer:
C. 35
55 degrees + 35 degrees= 90 degrees
True
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Answer:
Step-by-step explanation:
2^2=1.75^2+3^2-2*3*1.75cos x
4=3.0625+9-10.5 cosx
10.5cos x=9-4+3.0625
10.5cosx=8.0625
cos x= 8.0625/10.5≈0.77
x≈40 degrees
Number 1 is 4 4/5#2 is-3 #3 is > anf # 4 is 13 units
12.5 cm = 125 mm + 25 mm = 150 mm the as
