Answer:
I would say that by the 20th figure, there would be more than 400 small triangles by the 20th figure.
Step-by-step explanation:
Based on figure 1 and 2, I'm guessing the ratio is 2.
Figure 4: 32
Figure 5: 64
Figure 6: 128
Figure 7: 256
Figure 8: 512
Figure 9: 1,024
Answer: x = -22
Look at picture!
90°-x°=180°[by linear pair]
x=180°-90°
x=90°
angle cbd=45°
45°- (x+5)°=90°
x+5=90-45
x+5=45
x=45-5
x=40
angle abc
x+5
40+5
45°
a is mark me as brainlist pls
