Answer:
204
Step-by-step explanation:
Find the area of the inner square. 14 x 14 = 196
Then find the area of the outer square. 20 x 20 = 400
Subtract 400 - 196 = 204
204 is closest to 200
1. Find the total number of class members
9 + 11 = 20
2. Find 9 as a percentage of 20
9 / 20 = 0.45
0.45 x 100 = 45%
<u>45% of the class are girls.</u>
Answer:
12°
55°
Step-by-step explanation:
∠WXY=90°
∠ZXY=∠WXY- ∠WXZ= 90° - 35°= 55°
- 4x+7°= 55°
- 4x= 48°
- x= 48°/4
- x= 12°