Answer:
f=−35
Step-by-step explanation:
<em>1.Simplify 4×6.5 to 26</em>
f=-26-9
<em>2. Simplify -26-9 to -35</em>
f=-35
The diagonal (hypotenuse) is 13 in.
You need to use the Pythagorean Theorem

then just plug in the numbers and solve for c.


13 = c
Answer:
22x^2-20x+21
Step-by-step explanation:
thats if you meant x^2-10x+21x^2-21
Answer:
x = 90
Step-by-step explanation:
The 90-degree angle and "x" form a straight line. The degree measurement of a straight line is 180. That means that if one adds 90 and "x", they will get 180, and therefore, x equals 90.