Explain in detail with at least two sentences how to represent the sum of z
1
and
z
2
geometrically given that
z
1
=
8
−
i
and
z
2
=
−
9
+
2
i
. Then, give the sum
z
1
+
z
2
in rectangular form.

answer   download the app called socratic on your phoner:

step-by-step explanation:

c.

step-by-step explanation:

because first you have to add the 4x, 9x, and the 7x together and you get 20x and then you add the last numbers up and you get 5and then you put the subtraction sign in there and that's how you get the answer.

126.66 m²

step-by-step explanation:

the pertinent area formula is a = πr², where r is the radius.

here, a = π(6.35 m)² = 40.32π, or approximately 126.66 m²

is there a picture

step-by-step explanation: