Unit 4

Question 1

what’s the equation for solving proportions?

Answer 1

a/b = c/d
a= bc/d
b= a/c
c= ad/c
d= bc/a
CROSS MULTIPLYING

Question 2

solve these proportions
8/3 = c/14

Answer 2

c= 8x14/3
= 37.33

Question 3

solve these proportions
10=8/x

Answer 3

8x1/10
= 0.8

Question 4

what’s the equation for Pythagorean theorem?

Answer 4

a^2 + b^2 = c^2