<u>To prove the trigonometric equation:</u>


We know that
, substitute this in place of 1.

Multiply each term of the first term with each term of the 2nd term.

Group like terms together.



= LHS
RHS = LHS

Hence proved.
You can compose, or create, a parallelogram (a four-sided shape with two sets of opposite, parallel sides) using two shapes, such as triangles or squares. You can decompose, or take apart, a parallelogram by dividing it from opposite corners, either vertically or horizontally.
Answer:
3 Reasons) Transitive Property of congruence
4 Statements) JN =~ NK
5 Statements) MN =~ NK
6 Reasons) Definition of an isosceles triangle
Hope that helps!
Answer:
What do you need to know its not compleate Do you want me to divide or what
Step-by-step explanation:
Answer:
137.25 inch ²
Area of triangle = 1/2× base × height
= 1/2×15.25×18
= 15.25×9
=137.25 inch²