Answer:
p ≈ 17.6
a = 10.5
Step-by-step explanation:
AC = 3
BC = 7
use pythagorean theorem to find AB
AB² = 3² + 7²
AB² = 58
AB = 7.615773105863908
AB ≈ 7.6
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Perimeter
p ≈ 3 + 7 + 7.6
p ≈ 17.6
Area
a = (1/2)bh
a = (1/2)3 * 7
a = 10.5
