Answered: 7. 8 cm NOT TO SCALE B Triangle ABC has…

7. 8 cm NOT TO SCALE B Triangle ABC has a height of 8 cm and an area of 42 cm². Calculate the length of BC. AA = b. h BC = 84 2 8 42 = ½ BC. 8 BC= 10.5 42.2 2 BC 8 10.5 Answer BC=

Mathematics For Machine Technology

8th Edition

ISBN:9781337798310

Author:Peterson, John.

Publisher:Peterson, John.

Chapter66: Introduction To Trigonometric Functions

Section: Chapter Questions

Problem 4A: A triangle has a base of 8.4 cm and a height of 12.5 cm. What is the area of the triangle?

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Question

7.
8 cm
NOT TO
SCALE
B
Triangle ABC has a height of 8 cm and an area of 42 cm².
Calculate the length of BC.
AA =
b. h
BC =
84
2
8
42
=
½ BC. 8
BC= 10.5
42.2
2
BC
8
10.5
Answer BC=

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