Answer:
y=1/2x²
Step-by-step explanation:
y=2x-²
y=1/2x²
30+x=42 I think because it's has to equal 42 and he already has 30
Answer:
volume of cone=1/3 πr²h=1/3 ×π×5²×15=125πcm³
Answer:
B. 300
Step-by-step explanation:
Final figure volume = big cuboid volume - small cuboid volume
Volume of a cuboid = height x width x length
Final figure = (6 x 6 x 15) - (4 x 4 x 15)
Final figure = 540 - 240
Final figure = 300mm^2
After 25 days. 300=triple 100+8x=300. is that 20 words?
