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Assignment On Heron's Formula and Trigonometry: Find The Area of Each Triangle To The Nearest Tenth

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0% found this document useful (0 votes)
256 views4 pages

Assignment On Heron's Formula and Trigonometry: Find The Area of Each Triangle To The Nearest Tenth

Uploaded by

Jay Jexter Selda
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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ID: 1

Algebra 2 Mr. Henao Thursday May 23, 2013. Name___________________________________

Assignment on Heron's Formula and Trigonometry Date________________ Period____


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Find the area of each triangle to the nearest tenth.

1) 2)
C C
14 in

7.5 in 14 cm 14 cm

8 in
A
B

A 13 cm B

3) 4)
T E
16 mi
11 mi
10 mi 6 mi
R
7 mi S
D 9 mi F

5) 6)
X 16 km Z 7 yd D
E
127°
15 yd
12 km 11.9 km

Y
F

7) 8)
R T 5.7 km
23°
S
11 m
11 km
29° R
Q 10 m P

9) 10)
F Z
14 yd 9 km
20°
5 km
22° X
E 12 yd
D Y

11) 12)
Y T
111° 69°

39°
X 6m Z 22°
S R
4 in

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13) 14)
C H K
124° 32°
66°
10 cm 5 ft

49°
A B P

15) 16)
B F

129° 18°
E
D 12 cm
7 ft 16°

73°
C A

17) 18)
S C
7.8 mi A 18°
15° 40°
17° 11 mi
T
R B

19) 20)
Z B
9 km
120°
30°
28° A C
10 in

95°
Y X

21) 22)
R R
13 yd

9 yd 12 km
134°
S 34°
T P
Q 7.2 km

23) 24)
E P

5 yd
4 yd
16 km

100°
D F
72°
H 6 km K

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25)
X

16 m

115°
Z 6m Y

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Answers to Assignment on Heron's Formula and Trigonometry (ID: 1)
1) 23.3 in² 2) 80.6 cm² 3) 22.6 mi² 4) 27 mi²
5) 71 km² 6) 41.9 yd² 7) 26.7 m² 8) 12.2 km²
9) 31.5 yd² 10) 7.7 km² 11) 6 m² 12) 3.2 in²
13) 54.8 cm² 14) 7.9 ft² 15) 7 ft² 16) 31.7 cm²
17) 4.3 mi² 18) 14.1 mi² 19) 27.9 in² 20) 35.1 km²
21) 16.2 yd² 22) 34.8 km² 23) 4.7 yd² 24) 47.9 km²
25) 34 m²

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