Answer: -4
Step-by-step:
-x^2+5x-1 x _ = 4x^2-20x+4
4x^2-20x+4 / -x^2+5x-1
In the blank the answer would be -4 which is the monomial.
A set of 3 nonzero whole numbers say (a,b,c) that form the sides of a right triangle and follow the pythagorous theorem

are called a Pythagorean Triple
The example of Pythagorean Triplet are
(3,4,5), (5,12,13) ,(8,15,17), etc.
Hence
A set of 3 nonzero whole numbers that form the sides of a right triangle are called a Pythagorean Triple.
Answer:
Step-by-step explanation:
Compare the ratios of the triangles like so:
Bigger to smaller

This statement is true. Both fractions simplified are equal to 1.5. Since they have the same ratios, they should be similar.
Answer:
16 girls
Step-by-step explanation:
boys : girls : total
5 4 5+4 = 9
take the total number of people and divide by 9
36/9 = 4
Each number should be multiplied by 4
boys : girls : total
5*4 4*4 9*4
20 16 36
There are 16 girls