Question

Geometry homework help

Answer 1

√63

Explanation:

a² + b² = c²

1²=1

8²= 64

now think what + 1 = 64

√63

Answer 2

b= √63

b ≈ 7.94

Explanation:

Pythagorean theorem:

a² + b² = c²

b² = c² - a²

b=√c²﹣a²

b= √ (8)² - (1)²

b=√ 64 - 1

b= √63

b ≈ 7.94