Answer:
d=19
Step-by-step explanation:
The angles opposite each other are same.A circle is equal to 360.
There are 6 different combinations of 2 books from the group of 4 that he could choose to do.
Let's say all of the books were letters.
Books a, b, c, and d.
Different combinations include:
ab, ac, ad, bc, bd, and cd.
Answer:
c
Step-by-step explanation:
The given question is wrong.
Question:
What is the standard form of ?
Answer:
The standard form of the given equation is .
Solution:
The given equation is .
The equation is not in the standard form.
To write the equation in the standard form.
The standard form of the quadratic equation is .
⇒
⇒
Hence the standard form of the given equation is .
Answer:
x = 5.4
Step-by-step explanation:
since the figures are scaled factors of each other then they are similar.
the ratios of corresponding sides are therefore in proportion, that is
= ( cross- multiply )
4x = 21.6 ( divide both sides by 4 )
x = 5.4