Answer:
16
Step-by-step explanation:
Area = 1/2 x base x height
Area = 1/2 x 3.5 x 18
Area = 31.5
Answer:
width = 5cm
Step-by-step explanation:
hope it helps
−
138
Explanation:
The only perfect squares between 15 and 25 inclusive are
16
and
25
∴
Sum of perfect squares
=
16
+
25
=
41
So, you already know that you have to multiply the value of 7 by the variable and the number inside of the parentheses. So, 7 x A = 7A, and 7 times -6 equals -42. So, your answer would most likely be 7a - 42.