Answer:
Using graph for units
D=1/2(6)(9)=27 sq units
E=1/2(7)(6)=21 sq units
F=1/2(6)(8)=24 sq units
Step-by-step explanation:
Answer:
c
Step-by-step explanation:
An angle is straight if and only if it’s measure is 180.
The substance's half-life is the time

that satisfies

Solve for

:



Which means the half-life is

days.
To put this another way: to turn a mixed number into a fraction, multiply the whole number by the denominator (the bottom part), and add the result to the numerator (the top part). 21/2 = ? Multiply the whole number by the denominator. The whole number is 2.
Please brainliest and thank in red button
<span>309.00 is your answer hope this helps</span>