Answer:
what is that
Step-by-step explanation:
Answer:
y
Step-by-step explanation:
The value of y is dependent on the value of x+3 because y represents leilas age.
Answer:
20 yd²
Step-by-step explanation:
lets do the big one
4 x (6-2) = 4 x 4 = 16 yd²
2 x (4-2) = 2x2 = 4 yd²
16 yd² + 4 yd² = 20 yd²
Another way
Find the area of the figure if it was a rectangle
4 x 6 = 24 yd²
then subtract 2 x 2 = 24 yd² - 4 yd² = 20 yd²
Answer:
grams
Step-by-step explanation:
Given

Required
Determine the mass of 401,000,000 electrons
To do this, we simply multiply the mass of 1 electron by the number of electrons.
This gives:


Express 3653110000 as a standard form

Apply law of indices:


Hence, the mass of 401000000 electrons is 