Answer:
1.) A=Bh-Bh=First Image
2.)A=Bh- πr^2=3rd Image
3.)A=BH + BH/2= Bottom image
4.)A=bh+ bh/2 + πr^2/2= 2nd image
Step-by-step explanation:
Hope this helps! :)
Answer:
x = 7
Step-by-step explanation:
First, multiple both sides by 5:
x + 3 = 10
Then, subtract both sides by 3:
x = 7
The sum of angles for any triangle is 180°. So x=180-19-(180-51)=32°