Answer:
Step-by-step explanation:
This is a cyclic quadrilateral.
It has a property of opposite angles being supplementary.
<u>A and C are supplementary angles:</u>
- 3x + 6 + x + 2 = 180
- 4x + 8 = 180
- 4x = 172
- x = 43
m∠A = 3x + 6 = 3*43+ 6 = 135°
The scarves should each be 3 1/4 feet long
hope it helps
Answer:
is this homewwork or a test?
Step-by-step explanation:
Standard form is a way of writing down very large or very small numbers .
= -9x^7+13x^5-6x^2