Answer:
Use trig ratios to find unknown sides in right triangles.
Step-by-step explanation:
<h3>9)</h3><h3>5 planes</h3>
<h3>10)</h3><h3>2 planes</h3>
<h3>11)</h3><h3>BCED</h3>
<h3>12)</h3><h3>Yes , they belong to plane (w)</h3>
Well.. There's 3y-2=y+4 right?
Add 2 and you get 3y=y+6
Minus y- you get 2y=6
Divide it at 2 and you get y=3.
Sorry for the explanation but I'm from another country and this is the best I can
Answer:
T=(3)+A
Step-by-step explanation:
A is how many more
t is total
3 is how many cards he owns
hope this helped