Answer:
-12
Step-by-step explanation:
(-2)(-3)^2-2(2-5). Original
-2(9)-2(2-5) Distribute Exponents
-18-4+10 Distribute Parentheses
-22+10 Do subtraction
-12 Do Addition
since triangles are similar
4/x = 7x/7
=》 4/x = x
=》x^2 = 4
=》 x = 2
for right triangles a^2 = b^2+c^2
DF^2 = 7^2+2^2 = 53
=》 DF = 7.28
perimeter of DEF = 7 +2+7.28 = 16.28
Answer:
The LCM of (4,7) is 28
Step-by-step explanation:
Learn the common vocabulary for multiplication, division, subtraction and addition it will help you understand what they mean in the written expression
Answer:
halooooooo hallo hallo hallo hallo hallo hallo hallo hallo hallo hallo hallo hallo hallo
