Certificate in Triple Geometry Test 03 (CTGT03)

Question 1 of 9

1. Question

3 point(s)

Express 40 as a sum of squares

5^2 + 3^2
3^2 + 4^2
4^2 + 5^2
2^2 + 5^2
6^2 + 3^2
6^2 + 2^2

Question 2 of 9

2. Question

3 point(s)

Express 125 as a sum of squares

4^2 + 11^2
6^2 + 7^2
9^2 + 6^2
10^2 + 5^2
8^2 + 6^2
8^2 + 8^2

Question 3 of 9

3. Question

4 point(s)

Express 32 as a sum of squares

4^2 + 4^2
2^2 + 5^2
3^2 + 5^2
4^2 + 3^2
1^2 + 6^2
3^2 + 6^2

Question 4 of 9

4. Question

4 point(s)

Express 68 as a sum of squares

4^2 + 6^2
5^2 + 7^2
2^2 + 6^2
8^2 + 2^2
3^2 + 7^2
8^2 + 4^2

Question 5 of 9

5. Question

4 point(s)

Express 117 as a sum of squares

5^2 + 7^2
4^2 + 9^2
6^2 + 7^2
8^2 + 7^2
10^2 + 4^2
9^2 + 6^2

Question 6 of 9

6. Question

4 point(s)

Which of the 3 methods shown in this lesson could be used to express 401 as a sum of squares?

By Observation
By Proportion
By Vertically and Crosswise
None of these would work

Question 7 of 9

7. Question

4 point(s)

Which of the 3 methods shown in this lesson could be used to express 130 as a sum of squares?

By Observation only
By Proportion
By Vertically and Crosswise
None of these would work

Question 8 of 9

8. Question

4 point(s)

Which cannot be expressed as a sum of two squares (use digit sums):

370
281
471
557

Question 9 of 9

9. Question

4 point(s)

Which cannot be expressed as a sum of two squares (look at the factors):

99
164
157
160