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IgorLugansk [536]
3 years ago
11

Can you help with both questions 4 and 5?

Mathematics
2 answers:
cupoosta [38]3 years ago
8 0
Well since the triangle is split into 2 triangles and they both are the same size so BD on the bottom is 15 which means naturally BC must be 30. Five I'm not sure about
sergejj [24]3 years ago
3 0
4.  b 

5. d
Interior Angle Sum Thereom S = 180(n - 2)  S being sum of the measures of its interior angles , n is for sides

360 degrees looking at the shape ABDC as a whole.. 180 looking at it as CAD
90+26= 116
180-116
64  
Angles 
C = 90degrees
A= 26 degrees
D= 64degrees
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