Answer:
8
Step-by-step explanation:
The total number of rose bushes in the two gardens is 26.
D. 50
a = 90° (angle subtended in semicircle)
a + c + 40° = 180° (by angle sum postulate of a triangle)
90° + c + 40° = 180°
c + 130° = 180°
c = 180° - 130°
c = 50°
