tamekiablair502
11.04.2020 •
Mathematics
This model represents the design of a bridge truss composed of congruent triangles. The area of the large triangle is . What is the area, in square units, of one of the small triangles for the actual bridge if the scale factor is 150?
1. 4
2. 112,500
3. 856
4. 10,000
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Ответ:
2. 112,500
Step-by-step explanation:
Large triangle: 20
Small triangle: 20/4 = 5
Ratio of areas = (Ratio of sides)²
= 150²
Area = 5 × 150²
= 112,500
Ответ:
I don't know what the answer is I wish I could help