45/75 = 30/x
30*75 = 2250/45 = 50
EF = 50 in.
Answer:

Step-by-step explanation:

Answer:
it's the last one i mean 4&1/4
Answer:
No
Step-by-step explanation:
because the age is 4 so 3*4=12 correct then 12 * 4 = 48 not 35 therefore No!!
Answer:
23°
Step-by-step explanation:
Step 1:
< GEC + < ECG + < CGE = Δ ECG Sum of a Δ
Step 2:
< IGF = < GCE Corresponding ∠ 's
Step 3:
14° + 180° - 4x + 78° = 180° Substitution
Step 4:
272° - 4x = 180° Add / Algebra
Step 5:
- 4x = - 92 Subtract 272° on both sides
Step 6:
- 92 ÷ - 4 Divide
Answer:
x = 23°
Hope This Helps :)