184/8=23
8=alice
9=bernice
18=cheryl
8:9:18=184:207:414
Answer:
Step-by-step explanation:
area of side surface=50×20+20×35=1000+700=1700 m²
voume of solid=1700×12=204,00 m³
Answer:
A. 51°
Step-by-step explanation:
By the theorem of intersecting secants.
Answer:
= 30x − 18
Step-by-step explanation:
Answer:
D) 40
Step-by-step explanation:
triangles equal to 180 degrees
2x+10+x+50=180
3x+60=180
3x=120
x=40