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12. Which sets of numbers could be the lengths of the sides of a right triangle
A 6.8.10
B.8,12,13
C.9,40,49
D. 3,3√36
14. The angles of a triangle has measures in the ratio of 1:2:3. What is the measure of the
smallest angle?
A 10°
B. 15°
C.30°
D. 45°
15. Two similar triangles have perimeter 21 and 28 What is the ratio of their corresponding
sides?
A 1:3
B.2:3
C.3:4
D.9:16
16. Name a pair of corresponding sides of ΔABC ~ ΔDEF
A AB & DE
B.AB & EF
C.BC & DE
D.cannot determined
17. Two triangles are similar. The lengths of the sides of one triangle are 3, 5 and 8. What are
the lengths of the other triangle if the length of the longest side is 28?
A 10.5 and 17.5
B. 12.5 and 18.5
C 15 and 25
D. 12, 20
18. Find the missing term 6/a = 18/27
A 18
B. 9
C 81
D. 54
19. In ΔRST, RS = 10,RT = 15 and m<R = 32. In ΔUVW, UV =12,UW = 18 and
m<U= 32" Which triangles are similar?
A The triangles are not similar
B. ΔRST ~ ΔVWU
C. ΔRST ~ ΔWUV
D. ΔRST ~ ΔUVW
20. Two supplementary angles are in the ratio of 2.7. What is the measure of the larger
angle?
A. 40°
B. 80°
C 100°
D. 140°​


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Sagot :

Answer:

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6.ᴅ

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15.ᴄ

16.ᴀ

17.ᴀ

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