Answer:

Step-by-step explanation:
10² ÷ 
100 ÷ 
100 ÷ 130321

Answer:
62.4
Step-by-step explanation:
1. 1.3x+37.44=1.9x
2. 1.3x+37.44-1.3x=1.9x-1.3x
0.6x=37.44
3. x=37.44/0.6=62.4
I believe the answer is 70! :) hope it's right!
Answer:
Area of triangle: 18
Area of semicircle: (9pi)/2
perimeter of triangle: 20.49
perimeter of semicircle: 3pi+6
perimeter of whole thing: 23.91/ 6+8.49+3pi
Step-by-step explanation:
triangle area: 1/2bh, 1/2*6*6=18
Area of circle: pir^2, 3^2*pi, 9pi, semicircle means half, 9pi/2
Answer:
63
Step-by-step explanation:
Because 30 percent of 90 equals 27
Thus
90 - 27 = 63.
Please mark brainliest and give 5 stars.