She is incorrect. It doesn’t matter what sides you label a or b but c matters. The longest side (the hypotenuse) is always c.
The decimal you put would be “two ten-millionths” if read out loud. If the allowable amount is 10 parts per billion, it would be 1 part per 100 million. Because 2 parts per 10 million is also 20 parts per 100 million, it is not not an acceptable amount
Answer:
I would go with A. 3(4 + 7) acres
Step-by-step explanation:
Easy, the expression is equivalent to the sum of two areas... Beans and the Squash... you just add them all together and you get 33 acres. Add the parenthesis first and then multiply by 3 you get 33
Answer:
QT = 16
Step-by-step explanation:
ΔQRS ~ ΔQRT
In similar triangles, corresponding angles are in same ratio.

Cross multiply,
QT * 25 = 20 * 20

Answer:
Variable d represents the time per minute Lilianna spends in the park.
Step-by-step explanation:
Lilianna uses
calories per minute just by sitting. She uses 1 more calorie per minute by walking.
Liliana uses a total of
calories walking to the park.
Lilianna uses the equation,
to represent the situation.
Here, variable d represents the time per minute she spends in the park.
and is given as,

It can be written as,

Solving for d,





Thus, she spend d= 7 minutes total to the park.