Question

Find the value of a.
A: 3
B: 4
C: 6
D: 9

Answer 1

im pretty sure its 3 bc if you count down the left side of blocks in each square that is the value.

Answer 2

D

Explanation:

3-4-5 triangle

a^2+b^2=c^2

a=3

b=4

c=5

3^2=9