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Lesson Example Discussion Quiz: Class Homework

Quiz In Class

Title: Perimeter of Traiangle

Grade: 1400-a Lesson: S3-L3

Explanation: Hello Students, time to practice and review. Let us take next 10-15 minutes to solve the ten problems using the Quiz Sheet. Then submit the quiz to get the score. This is a good exercise to check your understanding of the concepts.

Quiz: in Class

Problem Id	Problem	Options
1	An isosceles right triangle has a perimeter of \$46 + 46\sqrt2\$inches. What is the length, in inches, of one leg of this triangle?	A) \$23\sqrt2\$ B) 23 C) \$46\sqrt2\$ D) 46
2	The perimeter of an equilateral triangle is 522 centimeters. The height of this triangle is \$k\sqrt3\$centimeters, where k is aconstant. What is the value of k?	A) 88 B) 87 C) 90 D) 98
3	A right triangle has legs with lengths of 22 centimeters and 12 centimeters. If the length of this triangle’s hypotenuse, in centimeters, can be written in the form \$2\sqrtd\$, where d is an integer, what is the value of d?	A) 154 B) 145 C) 157 D) 155
4	The side length of RST is RS is 5, SR is 12, and RT is 13. Triangle RST is similar to UVW. where S corresponds to V and T corresponds to W. What is the value of tanW?	A) \$13/5\$ B) \$12/13\$ C) \$5/144\$ D) \$5/12\$
5	In a right triangle, the tangent of one of the two acute angles is \$\sqrt2/2\$ . What is the tangent of the other acute angle?	A) \$1/\sqrt2\$ B) 2 C) \$\sqrt2/2\$ D) \$\sqrt2\$
6	In the figure above, \$\barBD\$ is parallel to \$\bar(AE)\$. What is the length of \$\bar(CA)\$? $6$	A) 26 B) 12 C) 24 D) 14
7	A triangle with angle measures 30°, 60°, and 90° has a perimeter of \$27 + 9\sqrt3\$. What is the length of the longest side of the triangle?	A) 9 B) 18 C) 12 D) 3
8	In the figure above, AB ± BD, EC ± BD and EC bisects both BD and AD. If ED = 13 and EC = 5, what is the perimeter of the shaded region? $8$	A) 36 B) 34 C) 26 D) 34
9	In the figure shown, AC is perpendicular to BD and AB is perpendicular to BC. What is the Perimeter of Triangle ABC? $9$	A) 28 B) 30 C) 24 D) 32
10	What is the perimeter of the triangle shown in the figure? $10$	A) 17 B) 9 C) 18 D) 20

Problem Id

Problem

Options

An isosceles right triangle has a perimeter of \$46 + 46\sqrt2\$inches. What is the length, in inches, of one leg of this triangle?

A) \$23\sqrt2\$

B) 23

C) \$46\sqrt2\$

D) 46

The perimeter of an equilateral triangle is 522 centimeters. The height of this triangle is \$k\sqrt3\$centimeters, where k is aconstant. What is the value of k?

A) 88

B) 87

C) 90

D) 98

A right triangle has legs with lengths of 22 centimeters and 12 centimeters. If the length of this triangle’s hypotenuse, in centimeters, can be written in the form \$2\sqrtd\$, where d is an integer, what is the value of d?

A) 154

B) 145

C) 157

D) 155

The side length of RST is RS is 5, SR is 12, and RT is 13. Triangle RST is similar to UVW. where S corresponds to V and T corresponds to W. What is the value of tanW?

A) \$13/5\$

B) \$12/13\$

C) \$5/144\$

D) \$5/12\$

In a right triangle, the tangent of one of the two acute angles is \$\sqrt2/2\$ . What is the tangent of the other acute angle?

A) \$1/\sqrt2\$

B) 2

C) \$\sqrt2/2\$

D) \$\sqrt2\$

In the figure above, \$\barBD\$ is parallel to \$\bar(AE)\$. What is the length of \$\bar(CA)\$?

$6$

A) 26

B) 12

C) 24

D) 14

A triangle with angle measures 30°, 60°, and 90° has a perimeter of \$27 + 9\sqrt3\$. What is the length of the longest side of the triangle?

A) 9

B) 18

C) 12

D) 3

In the figure above, AB ± BD, EC ± BD and EC bisects both BD and AD.
If ED = 13 and EC = 5, what is the perimeter of the shaded region?

$8$

A) 36

B) 34

C) 26

D) 34

In the figure shown, AC is perpendicular to BD and AB is perpendicular to BC. What is the Perimeter of Triangle ABC?

$9$

A) 28

B) 30

C) 24

D) 32

What is the perimeter of the triangle shown in the figure?

$10$

A) 17

B) 9

C) 18

D) 20