Question

in the figure,a is to b is equal to 3 is to 4 ,find c​

Answer 1

Answer:

128.57°

Step-by-step explanation:

given,

a:b=3:4,

that means,

a+b=3x+4x=90°,

X=90/7=12.85°,

therefore,

a = 3*12.85=38.57°,

then ,

c = 90+a=128.57°