Answer:
1. 130
2. 152
Step-by-step explanation:
Answer:
Step-by-step explanation:
if im not wrong it should be the first one
Answer:
75 degrees
Step-by-step explanation:
let x unknown number
5x+10x+9x=180
24x=180
x=7.5
largest angle
10x
10×7.5=75
A=bh
A/h bh/h
A/h=b
The answer s b= a/h