All categories

3 years ago

Evaluate sin^2Θ, for Θ=45°

Mathematics

2 answers:

AleksAgata [21]3 years ago

6 0

Answer:

The answer to this is $\frac{1}{2}$

Step-by-step explanation:

I did the assignment, hope it helps! :)

Zielflug [23.3K]3 years ago

3 0

Answer:

sin^2(45) = (√2/2)^2 = 1/2

Step-by-step explanation:

sin2x = sin2 * x = 0.909x

sin(2(45)) = sin90 = 1

Hope this helps.

You might be interested in

Brooke is starting a business selling silver necklaces at her local farmers market it will cost her $9,403 to purchase the suppl

neonofarm [45]

Answer:

thats cool but is this a math problem? there is no question to answer here just fyi

Step-by-step explanation:

7 0

3 years ago

Which quadrilaterals always have opposite angles that are congruent

horsena [70]

Answer:

(1) Parallelogram A parallelogram is a quadrilateral with two

sets of parallel sides. The opposite or facing sides of a

parallelogram are of equal length, and the opposite angles of a

(2) Square

A square is a regular quadrilateral. This means that is has four

equal sides and four equal angles.

(3) Rhombus A rhombus is a quadrilateral whose four sides all have the same

length. Opposite angles of a rhombus have equal measure. The two

diagonals of a rhombus are perpendicular.

(4) Rectangle

A rectangle normally refers to a quadrilateral with four right

angles.

Parallelogram

Step-by-step explanation:

6 0

3 years ago

Find the value of x and y (5y-23) (2x+13) (3x) 47

liq [111]

Answer:

x = 24

y = 19

Step-by-step explanation:

7 0

3 years ago

Express as a trinomial (2x+8)(x-3)

Luden [163]

Answer:

$\huge\boxed{(2x+8)(x-3)=2x^2+2x-24}$

Step-by-step explanation:

$\text{Use FOIL:}\ (a+b)(c+d)=ac+ad+bc+bd\\\\(2x+8)(x-3)=(2x)(x)+(2x)(-3)+(8)(x)+(8)(-3)\\\\=2x^2-6x+8x-24\qquad\text{combine like terms}\\\\=2x^2+(-6x+8x)-24\\\\=2x^2+2x-24$

8 0

3 years ago

Read 2 more answers

40 is 50% of what number? A. 20 B. 40 C. 60 D. 80

Alex787 [66]

Answer:

D. 80

Step-by-step explanation:

multiply 40 by 2 cause its 50 percent

5 0

3 years ago

Read 2 more answers