Midpoint and distance between two points Quiz

1. Find the midpoint of $(-4, 2)$ and $(8, 10)$.

• A. $(2, 6)$
• B. $(4, 12)$
• C. $(6, 4)$
• D. $(12, 8)$

2. Find the gradient of the line through $(2, 7)$ and $(5, 1)$.

• A. $2$
• B. $-\frac12$
• C. $\frac12$
• D. $-2$

3. Find the distance between $(1, 2)$ and $(4, 6)$.

• A. $7$
• B. $5$
• C. $\sqrt{7}$
• D. $25$

4. The midpoint of $AB$ is $(3, 4)$ and $A=(1, 2)$. Find $B$.

• A. $(2, 3)$
• B. $(4, 5)$
• C. $(5, 6)$
• D. $(6, 8)$

5. A triangle has vertices $(0,0)$, $(6,0)$ and $(3,4)$. What is its area?

• A. $12$
• B. $24$
• C. $18$
• D. $10$