I believe it is 15 I am using trigonometry but I’m not 100% sure
If the triangles are similar, then the sides are proportionate and the bases are as well. Set up the proportion like this, with side lengths on top and base lengths on bottom:

. Cross multiply to get 4x = 60. That means that x = 20.
Answer:
200
Step-by-step explanation:
the formula for working out the area is to multiply the length by the width.
so for this you would multiply 100 by 2 which gives you 200 cm squared

First game= 128
Second game= 305
Third game= 490
Add the points per game together.
= 128 + 305 + 490
= 923 points
ANSWER: He scored 923 points during the three games.
Hope this helps! :)