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4 votes
4 votes
If y = 45° and a = 7√2 cm, find the

exact area of the triangle.
a
X
C
y
b

User Alberto Fecchi
by
2.5k points

1 Answer

14 votes
14 votes

Answer:

tan y = a/b = 1

(.tan 45° = 1)

a=b

Areas a=1/2 a * b = 1/2 =1/2 * 7√2 * 7√2 cm

b = 7√2 cm

= 49cm²

Explanation: