Answer:
-19
Step-by-step explanation:
Easy, showing work,
using the method FOIL (First,Outer,Inner, Last)
Take, (x+3)(x+5) and multiply,
First,
x*x=

Outer,
x*5=5x
Inner,
3*x=3x
Last,
3*5=15
Add the terms together,

+8x+15 (

+5x+3x+15)
Thus, your answer.
Answer:
A or D
Step-by-step explanation:
You know that triangles are Similar if they have like same angles. If too triangles are the same the 3rd one has to be too!
Hope this helped and I hope you do well on your test!! Good Luck!
*Sends good vibes* :)) <33
"You were born to be real, Not perfect.."
-SUGA-
Answer:
C. 272
Step-by-step explanation:
Since we know 85% of the students participated last year we can assume the same amount will participate this year so to find the answer you simply do the total number of students (320) multiplied by 85% or .85 to get the best guess of how many students will participate this year.