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chapter0.7r
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157
à 0.7ïReview
äïPlease answer the following questions about triangles.
â
êêè Not available in the Review Section
éS
êêè Not available in the Review Section
1ïIf two legs of a right triangle are both 4 inches in length,
êè find the length of the hypotenuse.
êêèA)ï8 inêêè B)ï4 in
#êêêï┌─
#êêèC)ï4∙á2 inêê D)ïå
ü
êêè Not available in the Review Section
Ç C
# 2êêêêêêêë┌─
#êè If the two legs of a right triangle are 2 feet and 2á3 feet,
find the length of the hypotenuse.
êêèA)ï4 ftêêè B)ï18 ft
#êêêï┌─
#êêèC)ï6∙á3 ftêê D)ïå
ü
êêè Not available in the Review Section
Ç A
3ïIf the hypotenuse of a right triangle is 10 feet and one leg
is 8 feet, find the length of the other leg.
êêèA)ï12 ftêêè B)ï6 ft
êêèC)ï4 ftêêëD)ïå
ü
êêè Not available in the Review Section
Ç B
# 4êêêêêêï┌─
#êè If the hypotenuse of a right triangle is 5á2 yards, and one
leg is 5 yards, find the length of the other leg.
êêèA)ï3 ydêêëB)ï5 yd
#êêê ┌─
#êêèC)ï5á2 ydêêèD)ïå
ü
êêè Not available in the Review Section
Ç B
5ïIf a tent pole is 10 feet high, and the tent stake is 6 feet
from the pole, how long is the tent rope from the stake to the top of
the pole?
êêèA)ï12.23 ftêê B)ï10.89 ft
êêèC)ï11.66 ftêê D)ïå
ü
êêè Not available in the Review Section
Ç C
6êê Find the unknown side "x" of the two similar
êêêètriangles.
êêêêA)ï6êêëB)ï6.25
êêêêC) 7.25êêèD)ïå
@fig0701.bmp,25,118
ü
êêè Not available in the Review Section
Ç A
7êê Find the unknown side "x" of the two similar
êêêètriangles.
#êêêêêêêê ┌─
#êêêêA)ï3.5êêèB)ï3á3
êêêêC) 2êêë D)ïå
@fig0702.bmp,25,118
ü
êêè Not available in the Review Section
Ç C
8ïYou are given triangle CDE and triangle RST.ïIf CE = ST,
CD = RT, and DE = RS, are the triangles congruent?
êêèA)ïYes by SSSêë B)ïYes by ASA
êêèC)ïYes by SASêë D)ïNot necessarily
êêêêêêë congruent
ü
êêè Not available in the Review Section
Ç A
9ïYou are given triangle PQR and triangle TUV.ïIf angle P is
equal to angle T, PQ = TU, and QR = UV, are the triangles congruent?
êêèA)ïYes by SSSêë B)ïYes by ASA
êêèC)ïYes by SASêë D)ïNot necessarily
êêêêêêë congruent
ü
êêè Not available in the Review Section
Ç D
10ïYou are given triangle ABC and triangle DEF.ïIf angle A is
equal to angle E, angle B equals angle F, and AB = EF, are the triangles
congruent?
êêèA)ïYes by SSSêë B)ïYes by ASA
êêèC)ïYes by SASêë D)ïNot necessarily
êêêêêêë congruent
ü
êêè Not available in the Review Section
Ç B
11ïIf five children holding hands side by side are rotating a-
round a fixed pole at a rate of one revolution per 6 seconds, how fast
in miles per hour is the outside child moving if she is 10 feet from the
pole?
êêèA)ï8.35 mi/hrêë B)ï10.2 mi/hr
êêèC)ï7.14 mi/hrêë D)ïå
ü
êêè Not available in the Review Section
Ç C
12ïIf the small sprocket (radius 2 inches) on a 28 inch dia-
meter bicycle wheel is rotating at 2 revolutions per second, how fast
is the bicycle going in miles per hour?
êêèA)ï10 mi/hrêê B)ï18.9 mi/hr
êêèC)ï21.3 mi/hrêë D)ïå
ü
êêè Not available in the Review Section
Ç A